Home / 160,957.50-222,121.35-104,369.28

Finding the Fourth Proportional to 160,957.50, 222,121.35 and 104,369.28

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Solution

The fourth proportional to 160,957.50, 222,121.35 and 104,369.28 is: 144,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,957.50 : 222,121.35 = 104,369.28 : x
  2. Step 2: Convert to fraction form
    160,957.50/222,121.35 = 104,369.28/x
  3. Step 3: Cross multiply
    160,957.50x = 222,121.35 × 104,369.28
  4. Step 4: Simplify right side
    160,957.50x = 23,182,645,372.13
  5. Step 5: Solve for x
    x = 23,182,645,372.13/160,957.50
  6. Step 6: Final answer
    x = 144,029.61

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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.