Home / 106,174.17-146,512.80-63,151.29

Finding the Fourth Proportional to 106,174.17, 146,512.80 and 63,151.29

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Solution

The fourth proportional to 106,174.17, 146,512.80 and 63,151.29 is: 87,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,174.17 : 146,512.80 = 63,151.29 : x
  2. Step 2: Convert to fraction form
    106,174.17/146,512.80 = 63,151.29/x
  3. Step 3: Cross multiply
    106,174.17x = 146,512.80 × 63,151.29
  4. Step 4: Simplify right side
    106,174.17x = 9,252,472,321.51
  5. Step 5: Solve for x
    x = 9,252,472,321.51/106,174.17
  6. Step 6: Final answer
    x = 87,144.29

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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.