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Finding the Fourth Proportional to 18,017.04, 24,859.08 and 10,943.04

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Solution

The fourth proportional to 18,017.04, 24,859.08 and 10,943.04 is: 15,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.04 : 24,859.08 = 10,943.04 : x
  2. Step 2: Convert to fraction form
    18,017.04/24,859.08 = 10,943.04/x
  3. Step 3: Cross multiply
    18,017.04x = 24,859.08 × 10,943.04
  4. Step 4: Simplify right side
    18,017.04x = 272,033,906.80
  5. Step 5: Solve for x
    x = 272,033,906.80/18,017.04
  6. Step 6: Final answer
    x = 15,098.70

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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.