Home / 67,836.60-93,516.18-47,631.96

Finding the Fourth Proportional to 67,836.60, 93,516.18 and 47,631.96

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Solution

The fourth proportional to 67,836.60, 93,516.18 and 47,631.96 is: 65,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,836.60 : 93,516.18 = 47,631.96 : x
  2. Step 2: Convert to fraction form
    67,836.60/93,516.18 = 47,631.96/x
  3. Step 3: Cross multiply
    67,836.60x = 93,516.18 × 47,631.96
  4. Step 4: Simplify right side
    67,836.60x = 4,454,358,945.11
  5. Step 5: Solve for x
    x = 4,454,358,945.11/67,836.60
  6. Step 6: Final answer
    x = 65,663.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.