Home / 87,701.40-131,491.08-37,766.52

Finding the Fourth Proportional to 87,701.40, 131,491.08 and 37,766.52

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Solution

The fourth proportional to 87,701.40, 131,491.08 and 37,766.52 is: 56,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,701.40 : 131,491.08 = 37,766.52 : x
  2. Step 2: Convert to fraction form
    87,701.40/131,491.08 = 37,766.52/x
  3. Step 3: Cross multiply
    87,701.40x = 131,491.08 × 37,766.52
  4. Step 4: Simplify right side
    87,701.40x = 4,965,960,502.64
  5. Step 5: Solve for x
    x = 4,965,960,502.64/87,701.40
  6. Step 6: Final answer
    x = 56,623.50

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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.