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Finding the Fourth Proportional to 18,592.74, 25,650.69 and 10,630.70

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Solution

The fourth proportional to 18,592.74, 25,650.69 and 10,630.70 is: 14,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.74 : 25,650.69 = 10,630.70 : x
  2. Step 2: Convert to fraction form
    18,592.74/25,650.69 = 10,630.70/x
  3. Step 3: Cross multiply
    18,592.74x = 25,650.69 × 10,630.70
  4. Step 4: Simplify right side
    18,592.74x = 272,684,790.18
  5. Step 5: Solve for x
    x = 272,684,790.18/18,592.74
  6. Step 6: Final answer
    x = 14,666.20

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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.