Home / 141,883.52-195,793.36-77,351.36

Finding the Fourth Proportional to 141,883.52, 195,793.36 and 77,351.36

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Solution

The fourth proportional to 141,883.52, 195,793.36 and 77,351.36 is: 106,741.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,883.52 : 195,793.36 = 77,351.36 : x
  2. Step 2: Convert to fraction form
    141,883.52/195,793.36 = 77,351.36/x
  3. Step 3: Cross multiply
    141,883.52x = 195,793.36 × 77,351.36
  4. Step 4: Simplify right side
    141,883.52x = 15,144,882,674.97
  5. Step 5: Solve for x
    x = 15,144,882,674.97/141,883.52
  6. Step 6: Final answer
    x = 106,741.66

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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.