Home / 103,565.76-155,099.46-59,057.58

Finding the Fourth Proportional to 103,565.76, 155,099.46 and 59,057.58

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Solution

The fourth proportional to 103,565.76, 155,099.46 and 59,057.58 is: 88,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,565.76 : 155,099.46 = 59,057.58 : x
  2. Step 2: Convert to fraction form
    103,565.76/155,099.46 = 59,057.58/x
  3. Step 3: Cross multiply
    103,565.76x = 155,099.46 × 59,057.58
  4. Step 4: Simplify right side
    103,565.76x = 9,159,798,766.91
  5. Step 5: Solve for x
    x = 9,159,798,766.91/103,565.76
  6. Step 6: Final answer
    x = 88,444.28

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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.