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Finding the Fourth Proportional to 18,545.70, 25,597.64 and 10,592.54

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Solution

The fourth proportional to 18,545.70, 25,597.64 and 10,592.54 is: 14,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545.70 : 25,597.64 = 10,592.54 : x
  2. Step 2: Convert to fraction form
    18,545.70/25,597.64 = 10,592.54/x
  3. Step 3: Cross multiply
    18,545.70x = 25,597.64 × 10,592.54
  4. Step 4: Simplify right side
    18,545.70x = 271,144,025.61
  5. Step 5: Solve for x
    x = 271,144,025.61/18,545.70
  6. Step 6: Final answer
    x = 14,620.32

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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.