Home / 119,045.80-178,590.30-59,732.20

Finding the Fourth Proportional to 119,045.80, 178,590.30 and 59,732.20

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Solution

The fourth proportional to 119,045.80, 178,590.30 and 59,732.20 is: 89,609.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,045.80 : 178,590.30 = 59,732.20 : x
  2. Step 2: Convert to fraction form
    119,045.80/178,590.30 = 59,732.20/x
  3. Step 3: Cross multiply
    119,045.80x = 178,590.30 × 59,732.20
  4. Step 4: Simplify right side
    119,045.80x = 10,667,591,517.66
  5. Step 5: Solve for x
    x = 10,667,591,517.66/119,045.80
  6. Step 6: Final answer
    x = 89,609.14

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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.