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Finding the Fourth Proportional to 24,614.80, 36,884.40 and 18,345.40

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Solution

The fourth proportional to 24,614.80, 36,884.40 and 18,345.40 is: 27,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,614.80 : 36,884.40 = 18,345.40 : x
  2. Step 2: Convert to fraction form
    24,614.80/36,884.40 = 18,345.40/x
  3. Step 3: Cross multiply
    24,614.80x = 36,884.40 × 18,345.40
  4. Step 4: Simplify right side
    24,614.80x = 676,659,071.76
  5. Step 5: Solve for x
    x = 676,659,071.76/24,614.80
  6. Step 6: Final answer
    x = 27,489.93

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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.