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Finding the Fourth Proportional to 40,760.88, 60,988.02 and 24,128.74

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Solution

The fourth proportional to 40,760.88, 60,988.02 and 24,128.74 is: 36,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,760.88 : 60,988.02 = 24,128.74 : x
  2. Step 2: Convert to fraction form
    40,760.88/60,988.02 = 24,128.74/x
  3. Step 3: Cross multiply
    40,760.88x = 60,988.02 × 24,128.74
  4. Step 4: Simplify right side
    40,760.88x = 1,471,564,077.69
  5. Step 5: Solve for x
    x = 1,471,564,077.69/40,760.88
  6. Step 6: Final answer
    x = 36,102.36

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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.