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Finding the Fourth Proportional to 17,675.39, 24,392.12 and 9,718.13

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Solution

The fourth proportional to 17,675.39, 24,392.12 and 9,718.13 is: 13,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,675.39 : 24,392.12 = 9,718.13 : x
  2. Step 2: Convert to fraction form
    17,675.39/24,392.12 = 9,718.13/x
  3. Step 3: Cross multiply
    17,675.39x = 24,392.12 × 9,718.13
  4. Step 4: Simplify right side
    17,675.39x = 237,045,622.58
  5. Step 5: Solve for x
    x = 237,045,622.58/17,675.39
  6. Step 6: Final answer
    x = 13,411.06

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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.