Home / 169,644.19-234,137.78-98,065.71

Finding the Fourth Proportional to 169,644.19, 234,137.78 and 98,065.71

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Solution

The fourth proportional to 169,644.19, 234,137.78 and 98,065.71 is: 135,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,644.19 : 234,137.78 = 98,065.71 : x
  2. Step 2: Convert to fraction form
    169,644.19/234,137.78 = 98,065.71/x
  3. Step 3: Cross multiply
    169,644.19x = 234,137.78 × 98,065.71
  4. Step 4: Simplify right side
    169,644.19x = 22,960,887,633.52
  5. Step 5: Solve for x
    x = 22,960,887,633.52/169,644.19
  6. Step 6: Final answer
    x = 135,347.33

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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.