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Finding the Fourth Proportional to 15,898.60, 23,847.90 and 10,061.80

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Solution

The fourth proportional to 15,898.60, 23,847.90 and 10,061.80 is: 15,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.60 : 23,847.90 = 10,061.80 : x
  2. Step 2: Convert to fraction form
    15,898.60/23,847.90 = 10,061.80/x
  3. Step 3: Cross multiply
    15,898.60x = 23,847.90 × 10,061.80
  4. Step 4: Simplify right side
    15,898.60x = 239,952,800.22
  5. Step 5: Solve for x
    x = 239,952,800.22/15,898.60
  6. Step 6: Final answer
    x = 15,092.70

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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.