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Finding the Fourth Proportional to 25,488.74, 38,233.11 and 14,974.82

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Solution

The fourth proportional to 25,488.74, 38,233.11 and 14,974.82 is: 22,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.74 : 38,233.11 = 14,974.82 : x
  2. Step 2: Convert to fraction form
    25,488.74/38,233.11 = 14,974.82/x
  3. Step 3: Cross multiply
    25,488.74x = 38,233.11 × 14,974.82
  4. Step 4: Simplify right side
    25,488.74x = 572,533,940.29
  5. Step 5: Solve for x
    x = 572,533,940.29/25,488.74
  6. Step 6: Final answer
    x = 22,462.23

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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.