Home / 87,702.93-131,524.59-28,523.91

Finding the Fourth Proportional to 87,702.93, 131,524.59 and 28,523.91

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Solution

The fourth proportional to 87,702.93, 131,524.59 and 28,523.91 is: 42,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,702.93 : 131,524.59 = 28,523.91 : x
  2. Step 2: Convert to fraction form
    87,702.93/131,524.59 = 28,523.91/x
  3. Step 3: Cross multiply
    87,702.93x = 131,524.59 × 28,523.91
  4. Step 4: Simplify right side
    87,702.93x = 3,751,595,567.95
  5. Step 5: Solve for x
    x = 3,751,595,567.95/87,702.93
  6. Step 6: Final answer
    x = 42,776.17

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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.