Home / 129,983.04-194,945.76-36,498.24

Finding the Fourth Proportional to 129,983.04, 194,945.76 and 36,498.24

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Solution

The fourth proportional to 129,983.04, 194,945.76 and 36,498.24 is: 54,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,983.04 : 194,945.76 = 36,498.24 : x
  2. Step 2: Convert to fraction form
    129,983.04/194,945.76 = 36,498.24/x
  3. Step 3: Cross multiply
    129,983.04x = 194,945.76 × 36,498.24
  4. Step 4: Simplify right side
    129,983.04x = 7,115,177,135.46
  5. Step 5: Solve for x
    x = 7,115,177,135.46/129,983.04
  6. Step 6: Final answer
    x = 54,739.27

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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.