Home / 185,976.18-256,644.90-101,091.42

Finding the Fourth Proportional to 185,976.18, 256,644.90 and 101,091.42

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Solution

The fourth proportional to 185,976.18, 256,644.90 and 101,091.42 is: 139,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,976.18 : 256,644.90 = 101,091.42 : x
  2. Step 2: Convert to fraction form
    185,976.18/256,644.90 = 101,091.42/x
  3. Step 3: Cross multiply
    185,976.18x = 256,644.90 × 101,091.42
  4. Step 4: Simplify right side
    185,976.18x = 25,944,597,376.76
  5. Step 5: Solve for x
    x = 25,944,597,376.76/185,976.18
  6. Step 6: Final answer
    x = 139,504.95

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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.