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Finding the Fourth Proportional to 18,037.85, 24,891.37 and 10,080

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Solution

The fourth proportional to 18,037.85, 24,891.37 and 10,080 is: 13,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.85 : 24,891.37 = 10,080 : x
  2. Step 2: Convert to fraction form
    18,037.85/24,891.37 = 10,080/x
  3. Step 3: Cross multiply
    18,037.85x = 24,891.37 × 10,080
  4. Step 4: Simplify right side
    18,037.85x = 250,904,984.40
  5. Step 5: Solve for x
    x = 250,904,984.40/18,037.85
  6. Step 6: Final answer
    x = 13,909.92

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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.