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Finding the Fourth Proportional to 17,616.68, 24,310.34 and 10,539.40

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Solution

The fourth proportional to 17,616.68, 24,310.34 and 10,539.40 is: 14,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616.68 : 24,310.34 = 10,539.40 : x
  2. Step 2: Convert to fraction form
    17,616.68/24,310.34 = 10,539.40/x
  3. Step 3: Cross multiply
    17,616.68x = 24,310.34 × 10,539.40
  4. Step 4: Simplify right side
    17,616.68x = 256,216,397.40
  5. Step 5: Solve for x
    x = 256,216,397.40/17,616.68
  6. Step 6: Final answer
    x = 14,543.97

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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.