Home / 169,434.18-254,102.67-68,231.97

Finding the Fourth Proportional to 169,434.18, 254,102.67 and 68,231.97

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Solution

The fourth proportional to 169,434.18, 254,102.67 and 68,231.97 is: 102,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,434.18 : 254,102.67 = 68,231.97 : x
  2. Step 2: Convert to fraction form
    169,434.18/254,102.67 = 68,231.97/x
  3. Step 3: Cross multiply
    169,434.18x = 254,102.67 × 68,231.97
  4. Step 4: Simplify right side
    169,434.18x = 17,337,925,756.36
  5. Step 5: Solve for x
    x = 17,337,925,756.36/169,434.18
  6. Step 6: Final answer
    x = 102,328.38

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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.