Home / 56,569.43-78,057.14-32,691.50

Finding the Fourth Proportional to 56,569.43, 78,057.14 and 32,691.50

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Solution

The fourth proportional to 56,569.43, 78,057.14 and 32,691.50 is: 45,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,569.43 : 78,057.14 = 32,691.50 : x
  2. Step 2: Convert to fraction form
    56,569.43/78,057.14 = 32,691.50/x
  3. Step 3: Cross multiply
    56,569.43x = 78,057.14 × 32,691.50
  4. Step 4: Simplify right side
    56,569.43x = 2,551,804,602.02
  5. Step 5: Solve for x
    x = 2,551,804,602.02/56,569.43
  6. Step 6: Final answer
    x = 45,109.25

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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.