Home / 52,691.23-72,680.65-36,769.87

Finding the Fourth Proportional to 52,691.23, 72,680.65 and 36,769.87

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Solution

The fourth proportional to 52,691.23, 72,680.65 and 36,769.87 is: 50,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,691.23 : 72,680.65 = 36,769.87 : x
  2. Step 2: Convert to fraction form
    52,691.23/72,680.65 = 36,769.87/x
  3. Step 3: Cross multiply
    52,691.23x = 72,680.65 × 36,769.87
  4. Step 4: Simplify right side
    52,691.23x = 2,672,458,052.02
  5. Step 5: Solve for x
    x = 2,672,458,052.02/52,691.23
  6. Step 6: Final answer
    x = 50,719.22

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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.