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Finding the Fourth Proportional to 24,538.71, 36,807.20 and 7,899.87

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Solution

The fourth proportional to 24,538.71, 36,807.20 and 7,899.87 is: 11,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,538.71 : 36,807.20 = 7,899.87 : x
  2. Step 2: Convert to fraction form
    24,538.71/36,807.20 = 7,899.87/x
  3. Step 3: Cross multiply
    24,538.71x = 36,807.20 × 7,899.87
  4. Step 4: Simplify right side
    24,538.71x = 290,772,055.56
  5. Step 5: Solve for x
    x = 290,772,055.56/24,538.71
  6. Step 6: Final answer
    x = 11,849.52

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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.