Home / 125,436.64-173,105.04-68,847.52

Finding the Fourth Proportional to 125,436.64, 173,105.04 and 68,847.52

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Solution

The fourth proportional to 125,436.64, 173,105.04 and 68,847.52 is: 95,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,436.64 : 173,105.04 = 68,847.52 : x
  2. Step 2: Convert to fraction form
    125,436.64/173,105.04 = 68,847.52/x
  3. Step 3: Cross multiply
    125,436.64x = 173,105.04 × 68,847.52
  4. Step 4: Simplify right side
    125,436.64x = 11,917,852,703.50
  5. Step 5: Solve for x
    x = 11,917,852,703.50/125,436.64
  6. Step 6: Final answer
    x = 95,010.94

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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.