Home / 68,318.77-101,799.01-60,865.96

Finding the Fourth Proportional to 68,318.77, 101,799.01 and 60,865.96

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Solution

The fourth proportional to 68,318.77, 101,799.01 and 60,865.96 is: 90,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,318.77 : 101,799.01 = 60,865.96 : x
  2. Step 2: Convert to fraction form
    68,318.77/101,799.01 = 60,865.96/x
  3. Step 3: Cross multiply
    68,318.77x = 101,799.01 × 60,865.96
  4. Step 4: Simplify right side
    68,318.77x = 6,196,094,470.70
  5. Step 5: Solve for x
    x = 6,196,094,470.70/68,318.77
  6. Step 6: Final answer
    x = 90,693.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.