Home / 92,039.55-138,061.68-25,480.25

Finding the Fourth Proportional to 92,039.55, 138,061.68 and 25,480.25

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Solution

The fourth proportional to 92,039.55, 138,061.68 and 25,480.25 is: 38,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,039.55 : 138,061.68 = 25,480.25 : x
  2. Step 2: Convert to fraction form
    92,039.55/138,061.68 = 25,480.25/x
  3. Step 3: Cross multiply
    92,039.55x = 138,061.68 × 25,480.25
  4. Step 4: Simplify right side
    92,039.55x = 3,517,846,630.29
  5. Step 5: Solve for x
    x = 3,517,846,630.29/92,039.55
  6. Step 6: Final answer
    x = 38,221.03

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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.