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Finding the Fourth Proportional to 24,153.12, 36,225.76 and 6,618.88

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Solution

The fourth proportional to 24,153.12, 36,225.76 and 6,618.88 is: 9,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,153.12 : 36,225.76 = 6,618.88 : x
  2. Step 2: Convert to fraction form
    24,153.12/36,225.76 = 6,618.88/x
  3. Step 3: Cross multiply
    24,153.12x = 36,225.76 × 6,618.88
  4. Step 4: Simplify right side
    24,153.12x = 239,773,958.35
  5. Step 5: Solve for x
    x = 239,773,958.35/24,153.12
  6. Step 6: Final answer
    x = 9,927.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.