Home / 169,921.61-234,495.62-93,435.85

Finding the Fourth Proportional to 169,921.61, 234,495.62 and 93,435.85

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Solution

The fourth proportional to 169,921.61, 234,495.62 and 93,435.85 is: 128,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,921.61 : 234,495.62 = 93,435.85 : x
  2. Step 2: Convert to fraction form
    169,921.61/234,495.62 = 93,435.85/x
  3. Step 3: Cross multiply
    169,921.61x = 234,495.62 × 93,435.85
  4. Step 4: Simplify right side
    169,921.61x = 21,910,297,223.33
  5. Step 5: Solve for x
    x = 21,910,297,223.33/169,921.61
  6. Step 6: Final answer
    x = 128,943.56

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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.