Home / 106,079.28-146,367.36-63,073.92

Finding the Fourth Proportional to 106,079.28, 146,367.36 and 63,073.92

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Solution

The fourth proportional to 106,079.28, 146,367.36 and 63,073.92 is: 87,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,079.28 : 146,367.36 = 63,073.92 : x
  2. Step 2: Convert to fraction form
    106,079.28/146,367.36 = 63,073.92/x
  3. Step 3: Cross multiply
    106,079.28x = 146,367.36 × 63,073.92
  4. Step 4: Simplify right side
    106,079.28x = 9,231,963,155.25
  5. Step 5: Solve for x
    x = 9,231,963,155.25/106,079.28
  6. Step 6: Final answer
    x = 87,028.90

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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.