Home / 125,027.88-172,538.94-68,444.52

Finding the Fourth Proportional to 125,027.88, 172,538.94 and 68,444.52

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Solution

The fourth proportional to 125,027.88, 172,538.94 and 68,444.52 is: 94,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,027.88 : 172,538.94 = 68,444.52 : x
  2. Step 2: Convert to fraction form
    125,027.88/172,538.94 = 68,444.52/x
  3. Step 3: Cross multiply
    125,027.88x = 172,538.94 × 68,444.52
  4. Step 4: Simplify right side
    125,027.88x = 11,809,344,929.61
  5. Step 5: Solve for x
    x = 11,809,344,929.61/125,027.88
  6. Step 6: Final answer
    x = 94,453.69

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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.