Home / 129,055.35-193,507.66-50,077.33

Finding the Fourth Proportional to 129,055.35, 193,507.66 and 50,077.33

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Solution

The fourth proportional to 129,055.35, 193,507.66 and 50,077.33 is: 75,086.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,055.35 : 193,507.66 = 50,077.33 : x
  2. Step 2: Convert to fraction form
    129,055.35/193,507.66 = 50,077.33/x
  3. Step 3: Cross multiply
    129,055.35x = 193,507.66 × 50,077.33
  4. Step 4: Simplify right side
    129,055.35x = 9,690,346,947.35
  5. Step 5: Solve for x
    x = 9,690,346,947.35/129,055.35
  6. Step 6: Final answer
    x = 75,086.75

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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.