Home / 42,744.96-58,991.04-27,840.96

Finding the Fourth Proportional to 42,744.96, 58,991.04 and 27,840.96

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Solution

The fourth proportional to 42,744.96, 58,991.04 and 27,840.96 is: 38,422.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,744.96 : 58,991.04 = 27,840.96 : x
  2. Step 2: Convert to fraction form
    42,744.96/58,991.04 = 27,840.96/x
  3. Step 3: Cross multiply
    42,744.96x = 58,991.04 × 27,840.96
  4. Step 4: Simplify right side
    42,744.96x = 1,642,367,185.00
  5. Step 5: Solve for x
    x = 1,642,367,185.00/42,744.96
  6. Step 6: Final answer
    x = 38,422.48

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Half scale
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Double scale
Find fourth proportional to 42,745.96, 58,992.42 and 27,841.96
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.