Home / 58,840.06-81,143.94-45,390.04

Finding the Fourth Proportional to 58,840.06, 81,143.94 and 45,390.04

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Solution

The fourth proportional to 58,840.06, 81,143.94 and 45,390.04 is: 62,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,840.06 : 81,143.94 = 45,390.04 : x
  2. Step 2: Convert to fraction form
    58,840.06/81,143.94 = 45,390.04/x
  3. Step 3: Cross multiply
    58,840.06x = 81,143.94 × 45,390.04
  4. Step 4: Simplify right side
    58,840.06x = 3,683,126,682.36
  5. Step 5: Solve for x
    x = 3,683,126,682.36/58,840.06
  6. Step 6: Final answer
    x = 62,595.56

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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.