Home / 129,260.00-193,888.55-50,429.59

Finding the Fourth Proportional to 129,260.00, 193,888.55 and 50,429.59

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Solution

The fourth proportional to 129,260.00, 193,888.55 and 50,429.59 is: 75,643.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,260.00 : 193,888.55 = 50,429.59 : x
  2. Step 2: Convert to fraction form
    129,260.00/193,888.55 = 50,429.59/x
  3. Step 3: Cross multiply
    129,260.00x = 193,888.55 × 50,429.59
  4. Step 4: Simplify right side
    129,260.00x = 9,777,719,723.55
  5. Step 5: Solve for x
    x = 9,777,719,723.55/129,260.00
  6. Step 6: Final answer
    x = 75,643.82

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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.