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Finding the Fourth Proportional to 56,009.88, 84,014.82 and 46,109.45

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Solution

The fourth proportional to 56,009.88, 84,014.82 and 46,109.45 is: 69,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,009.88 : 84,014.82 = 46,109.45 : x
  2. Step 2: Convert to fraction form
    56,009.88/84,014.82 = 46,109.45/x
  3. Step 3: Cross multiply
    56,009.88x = 84,014.82 × 46,109.45
  4. Step 4: Simplify right side
    56,009.88x = 3,873,877,352.09
  5. Step 5: Solve for x
    x = 3,873,877,352.09/56,009.88
  6. Step 6: Final answer
    x = 69,164.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.