Home / 103,757.30-155,386.50-59,249.16

Finding the Fourth Proportional to 103,757.30, 155,386.50 and 59,249.16

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Solution

The fourth proportional to 103,757.30, 155,386.50 and 59,249.16 is: 88,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,757.30 : 155,386.50 = 59,249.16 : x
  2. Step 2: Convert to fraction form
    103,757.30/155,386.50 = 59,249.16/x
  3. Step 3: Cross multiply
    103,757.30x = 155,386.50 × 59,249.16
  4. Step 4: Simplify right side
    103,757.30x = 9,206,519,600.34
  5. Step 5: Solve for x
    x = 9,206,519,600.34/103,757.30
  6. Step 6: Final answer
    x = 88,731.30

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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.