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Finding the Fourth Proportional to 18,009.48, 24,854.49 and 10,052.90

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Solution

The fourth proportional to 18,009.48, 24,854.49 and 10,052.90 is: 13,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009.48 : 24,854.49 = 10,052.90 : x
  2. Step 2: Convert to fraction form
    18,009.48/24,854.49 = 10,052.90/x
  3. Step 3: Cross multiply
    18,009.48x = 24,854.49 × 10,052.90
  4. Step 4: Simplify right side
    18,009.48x = 249,859,702.52
  5. Step 5: Solve for x
    x = 249,859,702.52/18,009.48
  6. Step 6: Final answer
    x = 13,873.79

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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.