Home / 126,464.31-189,672.13-58,977.82

Finding the Fourth Proportional to 126,464.31, 189,672.13 and 58,977.82

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Solution

The fourth proportional to 126,464.31, 189,672.13 and 58,977.82 is: 88,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,464.31 : 189,672.13 = 58,977.82 : x
  2. Step 2: Convert to fraction form
    126,464.31/189,672.13 = 58,977.82/x
  3. Step 3: Cross multiply
    126,464.31x = 189,672.13 × 58,977.82
  4. Step 4: Simplify right side
    126,464.31x = 11,186,448,120.53
  5. Step 5: Solve for x
    x = 11,186,448,120.53/126,464.31
  6. Step 6: Final answer
    x = 88,455.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.