Home / 117,914.08-162,713.21-66,927.85

Finding the Fourth Proportional to 117,914.08, 162,713.21 and 66,927.85

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Solution

The fourth proportional to 117,914.08, 162,713.21 and 66,927.85 is: 92,355.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914.08 : 162,713.21 = 66,927.85 : x
  2. Step 2: Convert to fraction form
    117,914.08/162,713.21 = 66,927.85/x
  3. Step 3: Cross multiply
    117,914.08x = 162,713.21 × 66,927.85
  4. Step 4: Simplify right side
    117,914.08x = 10,890,044,498.33
  5. Step 5: Solve for x
    x = 10,890,044,498.33/117,914.08
  6. Step 6: Final answer
    x = 92,355.76

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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.