Home / 129,111.39-193,698.23-44,859.29

Finding the Fourth Proportional to 129,111.39, 193,698.23 and 44,859.29

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Solution

The fourth proportional to 129,111.39, 193,698.23 and 44,859.29 is: 67,299.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,111.39 : 193,698.23 = 44,859.29 : x
  2. Step 2: Convert to fraction form
    129,111.39/193,698.23 = 44,859.29/x
  3. Step 3: Cross multiply
    129,111.39x = 193,698.23 × 44,859.29
  4. Step 4: Simplify right side
    129,111.39x = 8,689,163,879.27
  5. Step 5: Solve for x
    x = 8,689,163,879.27/129,111.39
  6. Step 6: Final answer
    x = 67,299.75

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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.