Home / 185,949.52-256,611.90-101,066.56

Finding the Fourth Proportional to 185,949.52, 256,611.90 and 101,066.56

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Solution

The fourth proportional to 185,949.52, 256,611.90 and 101,066.56 is: 139,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,949.52 : 256,611.90 = 101,066.56 : x
  2. Step 2: Convert to fraction form
    185,949.52/256,611.90 = 101,066.56/x
  3. Step 3: Cross multiply
    185,949.52x = 256,611.90 × 101,066.56
  4. Step 4: Simplify right side
    185,949.52x = 25,934,881,988.06
  5. Step 5: Solve for x
    x = 25,934,881,988.06/185,949.52
  6. Step 6: Final answer
    x = 139,472.70

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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.