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Finding the Fourth Proportional to 17,699.80, 24,423.78 and 10,148.17

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Solution

The fourth proportional to 17,699.80, 24,423.78 and 10,148.17 is: 14,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.80 : 24,423.78 = 10,148.17 : x
  2. Step 2: Convert to fraction form
    17,699.80/24,423.78 = 10,148.17/x
  3. Step 3: Cross multiply
    17,699.80x = 24,423.78 × 10,148.17
  4. Step 4: Simplify right side
    17,699.80x = 247,856,671.48
  5. Step 5: Solve for x
    x = 247,856,671.48/17,699.80
  6. Step 6: Final answer
    x = 14,003.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.