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Finding the Fourth Proportional to 60,330.60, 90,531.18 and 25,267.32

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Solution

The fourth proportional to 60,330.60, 90,531.18 and 25,267.32 is: 37,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,330.60 : 90,531.18 = 25,267.32 : x
  2. Step 2: Convert to fraction form
    60,330.60/90,531.18 = 25,267.32/x
  3. Step 3: Cross multiply
    60,330.60x = 90,531.18 × 25,267.32
  4. Step 4: Simplify right side
    60,330.60x = 2,287,480,295.04
  5. Step 5: Solve for x
    x = 2,287,480,295.04/60,330.60
  6. Step 6: Final answer
    x = 37,915.76

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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.