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Finding the Fourth Proportional to 24,479.58, 36,713.82 and 11,987.10

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Solution

The fourth proportional to 24,479.58, 36,713.82 and 11,987.10 is: 17,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,479.58 : 36,713.82 = 11,987.10 : x
  2. Step 2: Convert to fraction form
    24,479.58/36,713.82 = 11,987.10/x
  3. Step 3: Cross multiply
    24,479.58x = 36,713.82 × 11,987.10
  4. Step 4: Simplify right side
    24,479.58x = 440,092,231.72
  5. Step 5: Solve for x
    x = 440,092,231.72/24,479.58
  6. Step 6: Final answer
    x = 17,977.93

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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.