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Finding the Fourth Proportional to 60,490.46, 83,471.13 and 34,992.74

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Solution

The fourth proportional to 60,490.46, 83,471.13 and 34,992.74 is: 48,286.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,490.46 : 83,471.13 = 34,992.74 : x
  2. Step 2: Convert to fraction form
    60,490.46/83,471.13 = 34,992.74/x
  3. Step 3: Cross multiply
    60,490.46x = 83,471.13 × 34,992.74
  4. Step 4: Simplify right side
    60,490.46x = 2,920,883,549.60
  5. Step 5: Solve for x
    x = 2,920,883,549.60/60,490.46
  6. Step 6: Final answer
    x = 48,286.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.