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Finding the Fourth Proportional to 24,472.44, 36,703.80 and 11,987.10

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Solution

The fourth proportional to 24,472.44, 36,703.80 and 11,987.10 is: 17,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,472.44 : 36,703.80 = 11,987.10 : x
  2. Step 2: Convert to fraction form
    24,472.44/36,703.80 = 11,987.10/x
  3. Step 3: Cross multiply
    24,472.44x = 36,703.80 × 11,987.10
  4. Step 4: Simplify right side
    24,472.44x = 439,972,120.98
  5. Step 5: Solve for x
    x = 439,972,120.98/24,472.44
  6. Step 6: Final answer
    x = 17,978.27

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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.