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Finding the Fourth Proportional to 25,304.58, 37,979.90 and 13,468.29

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Solution

The fourth proportional to 25,304.58, 37,979.90 and 13,468.29 is: 20,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.58 : 37,979.90 = 13,468.29 : x
  2. Step 2: Convert to fraction form
    25,304.58/37,979.90 = 13,468.29/x
  3. Step 3: Cross multiply
    25,304.58x = 37,979.90 × 13,468.29
  4. Step 4: Simplify right side
    25,304.58x = 511,524,220.46
  5. Step 5: Solve for x
    x = 511,524,220.46/25,304.58
  6. Step 6: Final answer
    x = 20,214.69

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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.