Home / 185,760.90-256,335.84-109,283.04

Finding the Fourth Proportional to 185,760.90, 256,335.84 and 109,283.04

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Solution

The fourth proportional to 185,760.90, 256,335.84 and 109,283.04 is: 150,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,760.90 : 256,335.84 = 109,283.04 : x
  2. Step 2: Convert to fraction form
    185,760.90/256,335.84 = 109,283.04/x
  3. Step 3: Cross multiply
    185,760.90x = 256,335.84 × 109,283.04
  4. Step 4: Simplify right side
    185,760.90x = 28,013,159,856.15
  5. Step 5: Solve for x
    x = 28,013,159,856.15/185,760.90
  6. Step 6: Final answer
    x = 150,802.24

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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.