Home / 117,922.32-162,733.92-67,611.60

Finding the Fourth Proportional to 117,922.32, 162,733.92 and 67,611.60

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Solution

The fourth proportional to 117,922.32, 162,733.92 and 67,611.60 is: 93,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,922.32 : 162,733.92 = 67,611.60 : x
  2. Step 2: Convert to fraction form
    117,922.32/162,733.92 = 67,611.60/x
  3. Step 3: Cross multiply
    117,922.32x = 162,733.92 × 67,611.60
  4. Step 4: Simplify right side
    117,922.32x = 11,002,700,705.47
  5. Step 5: Solve for x
    x = 11,002,700,705.47/117,922.32
  6. Step 6: Final answer
    x = 93,304.65

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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.