Home / 129,265.23-193,896.45-50,434.77

Finding the Fourth Proportional to 129,265.23, 193,896.45 and 50,434.77

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Solution

The fourth proportional to 129,265.23, 193,896.45 and 50,434.77 is: 75,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,265.23 : 193,896.45 = 50,434.77 : x
  2. Step 2: Convert to fraction form
    129,265.23/193,896.45 = 50,434.77/x
  3. Step 3: Cross multiply
    129,265.23x = 193,896.45 × 50,434.77
  4. Step 4: Simplify right side
    129,265.23x = 9,779,122,859.57
  5. Step 5: Solve for x
    x = 9,779,122,859.57/129,265.23
  6. Step 6: Final answer
    x = 75,651.61

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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.