Home / 185,648.28-256,200.36-109,153.50

Finding the Fourth Proportional to 185,648.28, 256,200.36 and 109,153.50

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Solution

The fourth proportional to 185,648.28, 256,200.36 and 109,153.50 is: 150,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,648.28 : 256,200.36 = 109,153.50 : x
  2. Step 2: Convert to fraction form
    185,648.28/256,200.36 = 109,153.50/x
  3. Step 3: Cross multiply
    185,648.28x = 256,200.36 × 109,153.50
  4. Step 4: Simplify right side
    185,648.28x = 27,965,165,995.26
  5. Step 5: Solve for x
    x = 27,965,165,995.26/185,648.28
  6. Step 6: Final answer
    x = 150,635.20

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1.5x scale

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.