Home / 86,932.11-119,984.99-52,951.80

Finding the Fourth Proportional to 86,932.11, 119,984.99 and 52,951.80

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Solution

The fourth proportional to 86,932.11, 119,984.99 and 52,951.80 is: 73,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,932.11 : 119,984.99 = 52,951.80 : x
  2. Step 2: Convert to fraction form
    86,932.11/119,984.99 = 52,951.80/x
  3. Step 3: Cross multiply
    86,932.11x = 119,984.99 × 52,951.80
  4. Step 4: Simplify right side
    86,932.11x = 6,353,420,928.72
  5. Step 5: Solve for x
    x = 6,353,420,928.72/86,932.11
  6. Step 6: Final answer
    x = 73,084.86

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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.