Home / 125,844.88-173,665.56-69,256.21

Finding the Fourth Proportional to 125,844.88, 173,665.56 and 69,256.21

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Solution

The fourth proportional to 125,844.88, 173,665.56 and 69,256.21 is: 95,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,844.88 : 173,665.56 = 69,256.21 : x
  2. Step 2: Convert to fraction form
    125,844.88/173,665.56 = 69,256.21/x
  3. Step 3: Cross multiply
    125,844.88x = 173,665.56 × 69,256.21
  4. Step 4: Simplify right side
    125,844.88x = 12,027,418,493.13
  5. Step 5: Solve for x
    x = 12,027,418,493.13/125,844.88
  6. Step 6: Final answer
    x = 95,573.36

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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.