Home / 185,645.52-256,323.96-114,121.44

Finding the Fourth Proportional to 185,645.52, 256,323.96 and 114,121.44

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Solution

The fourth proportional to 185,645.52, 256,323.96 and 114,121.44 is: 157,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,645.52 : 256,323.96 = 114,121.44 : x
  2. Step 2: Convert to fraction form
    185,645.52/256,323.96 = 114,121.44/x
  3. Step 3: Cross multiply
    185,645.52x = 256,323.96 × 114,121.44
  4. Step 4: Simplify right side
    185,645.52x = 29,252,059,421.70
  5. Step 5: Solve for x
    x = 29,252,059,421.70/185,645.52
  6. Step 6: Final answer
    x = 157,569.43

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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.