Home / 185,949.42-256,611.90-101,066.70

Finding the Fourth Proportional to 185,949.42, 256,611.90 and 101,066.70

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Solution

The fourth proportional to 185,949.42, 256,611.90 and 101,066.70 is: 139,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,949.42 : 256,611.90 = 101,066.70 : x
  2. Step 2: Convert to fraction form
    185,949.42/256,611.90 = 101,066.70/x
  3. Step 3: Cross multiply
    185,949.42x = 256,611.90 × 101,066.70
  4. Step 4: Simplify right side
    185,949.42x = 25,934,917,913.73
  5. Step 5: Solve for x
    x = 25,934,917,913.73/185,949.42
  6. Step 6: Final answer
    x = 139,472.97

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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.