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Finding the Fourth Proportional to 24,424.80, 36,637.20 and 14,575.20

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Solution

The fourth proportional to 24,424.80, 36,637.20 and 14,575.20 is: 21,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,424.80 : 36,637.20 = 14,575.20 : x
  2. Step 2: Convert to fraction form
    24,424.80/36,637.20 = 14,575.20/x
  3. Step 3: Cross multiply
    24,424.80x = 36,637.20 × 14,575.20
  4. Step 4: Simplify right side
    24,424.80x = 533,994,517.44
  5. Step 5: Solve for x
    x = 533,994,517.44/24,424.80
  6. Step 6: Final answer
    x = 21,862.80

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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.