Home / 129,982.23-194,984.28-45,733.52

Finding the Fourth Proportional to 129,982.23, 194,984.28 and 45,733.52

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Solution

The fourth proportional to 129,982.23, 194,984.28 and 45,733.52 is: 68,604.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,982.23 : 194,984.28 = 45,733.52 : x
  2. Step 2: Convert to fraction form
    129,982.23/194,984.28 = 45,733.52/x
  3. Step 3: Cross multiply
    129,982.23x = 194,984.28 × 45,733.52
  4. Step 4: Simplify right side
    129,982.23x = 8,917,316,494.14
  5. Step 5: Solve for x
    x = 8,917,316,494.14/129,982.23
  6. Step 6: Final answer
    x = 68,604.12

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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.