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Finding the Fourth Proportional to 18,592.80, 25,654.50 and 10,637.52

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Solution

The fourth proportional to 18,592.80, 25,654.50 and 10,637.52 is: 14,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.80 : 25,654.50 = 10,637.52 : x
  2. Step 2: Convert to fraction form
    18,592.80/25,654.50 = 10,637.52/x
  3. Step 3: Cross multiply
    18,592.80x = 25,654.50 × 10,637.52
  4. Step 4: Simplify right side
    18,592.80x = 272,900,256.84
  5. Step 5: Solve for x
    x = 272,900,256.84/18,592.80
  6. Step 6: Final answer
    x = 14,677.74

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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.