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Finding the Fourth Proportional to 15,294.80, 22,956.60 and 9,462.80

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Solution

The fourth proportional to 15,294.80, 22,956.60 and 9,462.80 is: 14,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294.80 : 22,956.60 = 9,462.80 : x
  2. Step 2: Convert to fraction form
    15,294.80/22,956.60 = 9,462.80/x
  3. Step 3: Cross multiply
    15,294.80x = 22,956.60 × 9,462.80
  4. Step 4: Simplify right side
    15,294.80x = 217,233,714.48
  5. Step 5: Solve for x
    x = 217,233,714.48/15,294.80
  6. Step 6: Final answer
    x = 14,203.11

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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.