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Finding the Fourth Proportional to 10,124.68, 15,188.46 and 4,927

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Solution

The fourth proportional to 10,124.68, 15,188.46 and 4,927 is: 7,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.68 : 15,188.46 = 4,927 : x
  2. Step 2: Convert to fraction form
    10,124.68/15,188.46 = 4,927/x
  3. Step 3: Cross multiply
    10,124.68x = 15,188.46 × 4,927
  4. Step 4: Simplify right side
    10,124.68x = 74,833,542.42
  5. Step 5: Solve for x
    x = 74,833,542.42/10,124.68
  6. Step 6: Final answer
    x = 7,391.20

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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.