Home / 116,118.03-160,257.70-68,375.82

Finding the Fourth Proportional to 116,118.03, 160,257.70 and 68,375.82

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Solution

The fourth proportional to 116,118.03, 160,257.70 and 68,375.82 is: 94,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,118.03 : 160,257.70 = 68,375.82 : x
  2. Step 2: Convert to fraction form
    116,118.03/160,257.70 = 68,375.82/x
  3. Step 3: Cross multiply
    116,118.03x = 160,257.70 × 68,375.82
  4. Step 4: Simplify right side
    116,118.03x = 10,957,750,847.53
  5. Step 5: Solve for x
    x = 10,957,750,847.53/116,118.03
  6. Step 6: Final answer
    x = 94,367.35

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1.5x scale

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.