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Finding the Fourth Proportional to 24,381.61, 36,577.58 and 7,739.55

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Solution

The fourth proportional to 24,381.61, 36,577.58 and 7,739.55 is: 11,610.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,381.61 : 36,577.58 = 7,739.55 : x
  2. Step 2: Convert to fraction form
    24,381.61/36,577.58 = 7,739.55/x
  3. Step 3: Cross multiply
    24,381.61x = 36,577.58 × 7,739.55
  4. Step 4: Simplify right side
    24,381.61x = 283,093,970.59
  5. Step 5: Solve for x
    x = 283,093,970.59/24,381.61
  6. Step 6: Final answer
    x = 11,610.96

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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.