Home / 117,740.73-176,617.20-38,861.10

Finding the Fourth Proportional to 117,740.73, 176,617.20 and 38,861.10

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Solution

The fourth proportional to 117,740.73, 176,617.20 and 38,861.10 is: 58,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,740.73 : 176,617.20 = 38,861.10 : x
  2. Step 2: Convert to fraction form
    117,740.73/176,617.20 = 38,861.10/x
  3. Step 3: Cross multiply
    117,740.73x = 176,617.20 × 38,861.10
  4. Step 4: Simplify right side
    117,740.73x = 6,863,538,670.92
  5. Step 5: Solve for x
    x = 6,863,538,670.92/117,740.73
  6. Step 6: Final answer
    x = 58,293.66

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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.