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Finding the Fourth Proportional to 60,402.88, 90,623.76 and 25,333.12

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Solution

The fourth proportional to 60,402.88, 90,623.76 and 25,333.12 is: 38,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,402.88 : 90,623.76 = 25,333.12 : x
  2. Step 2: Convert to fraction form
    60,402.88/90,623.76 = 25,333.12/x
  3. Step 3: Cross multiply
    60,402.88x = 90,623.76 × 25,333.12
  4. Step 4: Simplify right side
    60,402.88x = 2,295,782,586.93
  5. Step 5: Solve for x
    x = 2,295,782,586.93/60,402.88
  6. Step 6: Final answer
    x = 38,007.83

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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.