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Finding the Fourth Proportional to 24,655.88, 36,989.16 and 7,124.24

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Solution

The fourth proportional to 24,655.88, 36,989.16 and 7,124.24 is: 10,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,655.88 : 36,989.16 = 7,124.24 : x
  2. Step 2: Convert to fraction form
    24,655.88/36,989.16 = 7,124.24/x
  3. Step 3: Cross multiply
    24,655.88x = 36,989.16 × 7,124.24
  4. Step 4: Simplify right side
    24,655.88x = 263,519,653.24
  5. Step 5: Solve for x
    x = 263,519,653.24/24,655.88
  6. Step 6: Final answer
    x = 10,687.90

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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.