Home / 129,496.12-194,246.70-36,000.52

Finding the Fourth Proportional to 129,496.12, 194,246.70 and 36,000.52

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Solution

The fourth proportional to 129,496.12, 194,246.70 and 36,000.52 is: 54,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,496.12 : 194,246.70 = 36,000.52 : x
  2. Step 2: Convert to fraction form
    129,496.12/194,246.70 = 36,000.52/x
  3. Step 3: Cross multiply
    129,496.12x = 194,246.70 × 36,000.52
  4. Step 4: Simplify right side
    129,496.12x = 6,992,982,208.28
  5. Step 5: Solve for x
    x = 6,992,982,208.28/129,496.12
  6. Step 6: Final answer
    x = 54,001.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.