Home / 92,561.22-138,842.28-22,440.53

Finding the Fourth Proportional to 92,561.22, 138,842.28 and 22,440.53

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Solution

The fourth proportional to 92,561.22, 138,842.28 and 22,440.53 is: 33,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,561.22 : 138,842.28 = 22,440.53 : x
  2. Step 2: Convert to fraction form
    92,561.22/138,842.28 = 22,440.53/x
  3. Step 3: Cross multiply
    92,561.22x = 138,842.28 × 22,440.53
  4. Step 4: Simplify right side
    92,561.22x = 3,115,694,349.61
  5. Step 5: Solve for x
    x = 3,115,694,349.61/92,561.22
  6. Step 6: Final answer
    x = 33,660.90

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1.5x scale

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.