Home / 185,949.05-256,611.38-101,066.31

Finding the Fourth Proportional to 185,949.05, 256,611.38 and 101,066.31

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Solution

The fourth proportional to 185,949.05, 256,611.38 and 101,066.31 is: 139,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,949.05 : 256,611.38 = 101,066.31 : x
  2. Step 2: Convert to fraction form
    185,949.05/256,611.38 = 101,066.31/x
  3. Step 3: Cross multiply
    185,949.05x = 256,611.38 × 101,066.31
  4. Step 4: Simplify right side
    185,949.05x = 25,934,764,775.28
  5. Step 5: Solve for x
    x = 25,934,764,775.28/185,949.05
  6. Step 6: Final answer
    x = 139,472.43

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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.