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Finding the Fourth Proportional to 60,487.48, 90,732.84 and 23,042.80

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Solution

The fourth proportional to 60,487.48, 90,732.84 and 23,042.80 is: 34,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487.48 : 90,732.84 = 23,042.80 : x
  2. Step 2: Convert to fraction form
    60,487.48/90,732.84 = 23,042.80/x
  3. Step 3: Cross multiply
    60,487.48x = 90,732.84 × 23,042.80
  4. Step 4: Simplify right side
    60,487.48x = 2,090,738,685.55
  5. Step 5: Solve for x
    x = 2,090,738,685.55/60,487.48
  6. Step 6: Final answer
    x = 34,564.82

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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.