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Finding the Fourth Proportional to 67,104.69, 100,666.68 and 24,981.18

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Solution

The fourth proportional to 67,104.69, 100,666.68 and 24,981.18 is: 37,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,104.69 : 100,666.68 = 24,981.18 : x
  2. Step 2: Convert to fraction form
    67,104.69/100,666.68 = 24,981.18/x
  3. Step 3: Cross multiply
    67,104.69x = 100,666.68 × 24,981.18
  4. Step 4: Simplify right side
    67,104.69x = 2,514,772,453.08
  5. Step 5: Solve for x
    x = 2,514,772,453.08/67,104.69
  6. Step 6: Final answer
    x = 37,475.36

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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.