Home / 117,624.28-162,319.54-63,910.12

Finding the Fourth Proportional to 117,624.28, 162,319.54 and 63,910.12

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Solution

The fourth proportional to 117,624.28, 162,319.54 and 63,910.12 is: 88,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,624.28 : 162,319.54 = 63,910.12 : x
  2. Step 2: Convert to fraction form
    117,624.28/162,319.54 = 63,910.12/x
  3. Step 3: Cross multiply
    117,624.28x = 162,319.54 × 63,910.12
  4. Step 4: Simplify right side
    117,624.28x = 10,373,861,279.74
  5. Step 5: Solve for x
    x = 10,373,861,279.74/117,624.28
  6. Step 6: Final answer
    x = 88,194.90

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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.