Home / 126,063.27-173,967.34-68,702.61

Finding the Fourth Proportional to 126,063.27, 173,967.34 and 68,702.61

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Solution

The fourth proportional to 126,063.27, 173,967.34 and 68,702.61 is: 94,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,063.27 : 173,967.34 = 68,702.61 : x
  2. Step 2: Convert to fraction form
    126,063.27/173,967.34 = 68,702.61/x
  3. Step 3: Cross multiply
    126,063.27x = 173,967.34 × 68,702.61
  4. Step 4: Simplify right side
    126,063.27x = 11,952,009,442.92
  5. Step 5: Solve for x
    x = 11,952,009,442.92/126,063.27
  6. Step 6: Final answer
    x = 94,809.61

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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.