Home / 159,531.72-239,390.60-59,761.99

Finding the Fourth Proportional to 159,531.72, 239,390.60 and 59,761.99

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Solution

The fourth proportional to 159,531.72, 239,390.60 and 59,761.99 is: 89,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,531.72 : 239,390.60 = 59,761.99 : x
  2. Step 2: Convert to fraction form
    159,531.72/239,390.60 = 59,761.99/x
  3. Step 3: Cross multiply
    159,531.72x = 239,390.60 × 59,761.99
  4. Step 4: Simplify right side
    159,531.72x = 14,306,458,643.29
  5. Step 5: Solve for x
    x = 14,306,458,643.29/159,531.72
  6. Step 6: Final answer
    x = 89,677.83

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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.