Home / 90,764.43-125,167.98-60,088.96

Finding the Fourth Proportional to 90,764.43, 125,167.98 and 60,088.96

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Solution

The fourth proportional to 90,764.43, 125,167.98 and 60,088.96 is: 82,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,764.43 : 125,167.98 = 60,088.96 : x
  2. Step 2: Convert to fraction form
    90,764.43/125,167.98 = 60,088.96/x
  3. Step 3: Cross multiply
    90,764.43x = 125,167.98 × 60,088.96
  4. Step 4: Simplify right side
    90,764.43x = 7,521,213,743.50
  5. Step 5: Solve for x
    x = 7,521,213,743.50/90,764.43
  6. Step 6: Final answer
    x = 82,865.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.