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Finding the Fourth Proportional to 60,002.52, 90,058.56 and 30,440.76

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Solution

The fourth proportional to 60,002.52, 90,058.56 and 30,440.76 is: 45,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,002.52 : 90,058.56 = 30,440.76 : x
  2. Step 2: Convert to fraction form
    60,002.52/90,058.56 = 30,440.76/x
  3. Step 3: Cross multiply
    60,002.52x = 90,058.56 × 30,440.76
  4. Step 4: Simplify right side
    60,002.52x = 2,741,451,010.91
  5. Step 5: Solve for x
    x = 2,741,451,010.91/60,002.52
  6. Step 6: Final answer
    x = 45,688.93

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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.