Home / 99,927.36-137,834.46-64,060.56

Finding the Fourth Proportional to 99,927.36, 137,834.46 and 64,060.56

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Solution

The fourth proportional to 99,927.36, 137,834.46 and 64,060.56 is: 88,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,927.36 : 137,834.46 = 64,060.56 : x
  2. Step 2: Convert to fraction form
    99,927.36/137,834.46 = 64,060.56/x
  3. Step 3: Cross multiply
    99,927.36x = 137,834.46 × 64,060.56
  4. Step 4: Simplify right side
    99,927.36x = 8,829,752,694.90
  5. Step 5: Solve for x
    x = 8,829,752,694.90/99,927.36
  6. Step 6: Final answer
    x = 88,361.71

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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.