Home / 49,441.18-74,160.98-12,001.56

Finding the Fourth Proportional to 49,441.18, 74,160.98 and 12,001.56

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Solution

The fourth proportional to 49,441.18, 74,160.98 and 12,001.56 is: 18,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,441.18 : 74,160.98 = 12,001.56 : x
  2. Step 2: Convert to fraction form
    49,441.18/74,160.98 = 12,001.56/x
  3. Step 3: Cross multiply
    49,441.18x = 74,160.98 × 12,001.56
  4. Step 4: Simplify right side
    49,441.18x = 890,047,391.12
  5. Step 5: Solve for x
    x = 890,047,391.12/49,441.18
  6. Step 6: Final answer
    x = 18,002.15

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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.