Home / 185,616.46-256,154.55-105,043.97

Finding the Fourth Proportional to 185,616.46, 256,154.55 and 105,043.97

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Solution

The fourth proportional to 185,616.46, 256,154.55 and 105,043.97 is: 144,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,616.46 : 256,154.55 = 105,043.97 : x
  2. Step 2: Convert to fraction form
    185,616.46/256,154.55 = 105,043.97/x
  3. Step 3: Cross multiply
    185,616.46x = 256,154.55 × 105,043.97
  4. Step 4: Simplify right side
    185,616.46x = 26,907,491,702.91
  5. Step 5: Solve for x
    x = 26,907,491,702.91/185,616.46
  6. Step 6: Final answer
    x = 144,962.85

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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.