Home / 69,761.04-96,246.81-39,543.99

Finding the Fourth Proportional to 69,761.04, 96,246.81 and 39,543.99

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Solution

The fourth proportional to 69,761.04, 96,246.81 and 39,543.99 is: 54,557.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761.04 : 96,246.81 = 39,543.99 : x
  2. Step 2: Convert to fraction form
    69,761.04/96,246.81 = 39,543.99/x
  3. Step 3: Cross multiply
    69,761.04x = 96,246.81 × 39,543.99
  4. Step 4: Simplify right side
    69,761.04x = 3,805,982,892.17
  5. Step 5: Solve for x
    x = 3,805,982,892.17/69,761.04
  6. Step 6: Final answer
    x = 54,557.43

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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.