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Finding the Fourth Proportional to 25,305.59, 37,932.98 and 8,654.24

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Solution

The fourth proportional to 25,305.59, 37,932.98 and 8,654.24 is: 12,972.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.59 : 37,932.98 = 8,654.24 : x
  2. Step 2: Convert to fraction form
    25,305.59/37,932.98 = 8,654.24/x
  3. Step 3: Cross multiply
    25,305.59x = 37,932.98 × 8,654.24
  4. Step 4: Simplify right side
    25,305.59x = 328,281,164.40
  5. Step 5: Solve for x
    x = 328,281,164.40/25,305.59
  6. Step 6: Final answer
    x = 12,972.67

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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.