Home / 129,033.54-193,550.24-40,294.65

Finding the Fourth Proportional to 129,033.54, 193,550.24 and 40,294.65

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Solution

The fourth proportional to 129,033.54, 193,550.24 and 40,294.65 is: 60,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,033.54 : 193,550.24 = 40,294.65 : x
  2. Step 2: Convert to fraction form
    129,033.54/193,550.24 = 40,294.65/x
  3. Step 3: Cross multiply
    129,033.54x = 193,550.24 × 40,294.65
  4. Step 4: Simplify right side
    129,033.54x = 7,799,039,178.22
  5. Step 5: Solve for x
    x = 7,799,039,178.22/129,033.54
  6. Step 6: Final answer
    x = 60,441.95

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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.