Home / 114,723.30-158,320.17-63,740.70

Finding the Fourth Proportional to 114,723.30, 158,320.17 and 63,740.70

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Solution

The fourth proportional to 114,723.30, 158,320.17 and 63,740.70 is: 87,963.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,723.30 : 158,320.17 = 63,740.70 : x
  2. Step 2: Convert to fraction form
    114,723.30/158,320.17 = 63,740.70/x
  3. Step 3: Cross multiply
    114,723.30x = 158,320.17 × 63,740.70
  4. Step 4: Simplify right side
    114,723.30x = 10,091,438,459.92
  5. Step 5: Solve for x
    x = 10,091,438,459.92/114,723.30
  6. Step 6: Final answer
    x = 87,963.29

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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.