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Finding the Fourth Proportional to 25,374.80, 35,016.72 and 14,044.29

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Solution

The fourth proportional to 25,374.80, 35,016.72 and 14,044.29 is: 19,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374.80 : 35,016.72 = 14,044.29 : x
  2. Step 2: Convert to fraction form
    25,374.80/35,016.72 = 14,044.29/x
  3. Step 3: Cross multiply
    25,374.80x = 35,016.72 × 14,044.29
  4. Step 4: Simplify right side
    25,374.80x = 491,784,970.53
  5. Step 5: Solve for x
    x = 491,784,970.53/25,374.80
  6. Step 6: Final answer
    x = 19,380.85

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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.