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Finding the Fourth Proportional to 18,407.59, 27,613.99 and 5,924.71

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Solution

The fourth proportional to 18,407.59, 27,613.99 and 5,924.71 is: 8,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.59 : 27,613.99 = 5,924.71 : x
  2. Step 2: Convert to fraction form
    18,407.59/27,613.99 = 5,924.71/x
  3. Step 3: Cross multiply
    18,407.59x = 27,613.99 × 5,924.71
  4. Step 4: Simplify right side
    18,407.59x = 163,604,882.69
  5. Step 5: Solve for x
    x = 163,604,882.69/18,407.59
  6. Step 6: Final answer
    x = 8,887.90

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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.