Home / 169,116.24-253,686.20-67,914.28

Finding the Fourth Proportional to 169,116.24, 253,686.20 and 67,914.28

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Solution

The fourth proportional to 169,116.24, 253,686.20 and 67,914.28 is: 101,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,116.24 : 253,686.20 = 67,914.28 : x
  2. Step 2: Convert to fraction form
    169,116.24/253,686.20 = 67,914.28/x
  3. Step 3: Cross multiply
    169,116.24x = 253,686.20 × 67,914.28
  4. Step 4: Simplify right side
    169,116.24x = 17,228,915,618.94
  5. Step 5: Solve for x
    x = 17,228,915,618.94/169,116.24
  6. Step 6: Final answer
    x = 101,876.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.