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Finding the Fourth Proportional to 191,874.20, 287,811.99 and 58,753.91

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Solution

The fourth proportional to 191,874.20, 287,811.99 and 58,753.91 is: 88,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,874.20 : 287,811.99 = 58,753.91 : x
  2. Step 2: Convert to fraction form
    191,874.20/287,811.99 = 58,753.91/x
  3. Step 3: Cross multiply
    191,874.20x = 287,811.99 × 58,753.91
  4. Step 4: Simplify right side
    191,874.20x = 16,910,080,476.91
  5. Step 5: Solve for x
    x = 16,910,080,476.91/191,874.20
  6. Step 6: Final answer
    x = 88,131.08

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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.