Home / 103,542.30-155,204.10-59,073.30

Finding the Fourth Proportional to 103,542.30, 155,204.10 and 59,073.30

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Solution

The fourth proportional to 103,542.30, 155,204.10 and 59,073.30 is: 88,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,542.30 : 155,204.10 = 59,073.30 : x
  2. Step 2: Convert to fraction form
    103,542.30/155,204.10 = 59,073.30/x
  3. Step 3: Cross multiply
    103,542.30x = 155,204.10 × 59,073.30
  4. Step 4: Simplify right side
    103,542.30x = 9,168,418,360.53
  5. Step 5: Solve for x
    x = 9,168,418,360.53/103,542.30
  6. Step 6: Final answer
    x = 88,547.56

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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.