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Finding the Fourth Proportional to 24,141.80, 36,201.90 and 10,987.40

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Solution

The fourth proportional to 24,141.80, 36,201.90 and 10,987.40 is: 16,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,141.80 : 36,201.90 = 10,987.40 : x
  2. Step 2: Convert to fraction form
    24,141.80/36,201.90 = 10,987.40/x
  3. Step 3: Cross multiply
    24,141.80x = 36,201.90 × 10,987.40
  4. Step 4: Simplify right side
    24,141.80x = 397,764,756.06
  5. Step 5: Solve for x
    x = 397,764,756.06/24,141.80
  6. Step 6: Final answer
    x = 16,476.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.