Home / 141,367.13-195,084.01-77,703.56

Finding the Fourth Proportional to 141,367.13, 195,084.01 and 77,703.56

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Solution

The fourth proportional to 141,367.13, 195,084.01 and 77,703.56 is: 107,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,367.13 : 195,084.01 = 77,703.56 : x
  2. Step 2: Convert to fraction form
    141,367.13/195,084.01 = 77,703.56/x
  3. Step 3: Cross multiply
    141,367.13x = 195,084.01 × 77,703.56
  4. Step 4: Simplify right side
    141,367.13x = 15,158,722,076.08
  5. Step 5: Solve for x
    x = 15,158,722,076.08/141,367.13
  6. Step 6: Final answer
    x = 107,229.47

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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.