Home / 191,380.93-287,102.30-58,229.83

Finding the Fourth Proportional to 191,380.93, 287,102.30 and 58,229.83

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Solution

The fourth proportional to 191,380.93, 287,102.30 and 58,229.83 is: 87,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,380.93 : 287,102.30 = 58,229.83 : x
  2. Step 2: Convert to fraction form
    191,380.93/287,102.30 = 58,229.83/x
  3. Step 3: Cross multiply
    191,380.93x = 287,102.30 × 58,229.83
  4. Step 4: Simplify right side
    191,380.93x = 16,717,918,121.61
  5. Step 5: Solve for x
    x = 16,717,918,121.61/191,380.93
  6. Step 6: Final answer
    x = 87,354.15

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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.