Home / 125,837.24-173,653.15-68,474.61

Finding the Fourth Proportional to 125,837.24, 173,653.15 and 68,474.61

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Solution

The fourth proportional to 125,837.24, 173,653.15 and 68,474.61 is: 94,493.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,837.24 : 173,653.15 = 68,474.61 : x
  2. Step 2: Convert to fraction form
    125,837.24/173,653.15 = 68,474.61/x
  3. Step 3: Cross multiply
    125,837.24x = 173,653.15 × 68,474.61
  4. Step 4: Simplify right side
    125,837.24x = 11,890,831,379.15
  5. Step 5: Solve for x
    x = 11,890,831,379.15/125,837.24
  6. Step 6: Final answer
    x = 94,493.74

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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.