Home / 126,050.50-173,947.53-68,690.35

Finding the Fourth Proportional to 126,050.50, 173,947.53 and 68,690.35

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Solution

The fourth proportional to 126,050.50, 173,947.53 and 68,690.35 is: 94,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,050.50 : 173,947.53 = 68,690.35 : x
  2. Step 2: Convert to fraction form
    126,050.50/173,947.53 = 68,690.35/x
  3. Step 3: Cross multiply
    126,050.50x = 173,947.53 × 68,690.35
  4. Step 4: Simplify right side
    126,050.50x = 11,948,516,717.34
  5. Step 5: Solve for x
    x = 11,948,516,717.34/126,050.50
  6. Step 6: Final answer
    x = 94,791.51

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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.