Home / 141,384.40-195,115.22-83,230.66

Finding the Fourth Proportional to 141,384.40, 195,115.22 and 83,230.66

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Solution

The fourth proportional to 141,384.40, 195,115.22 and 83,230.66 is: 114,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,384.40 : 195,115.22 = 83,230.66 : x
  2. Step 2: Convert to fraction form
    141,384.40/195,115.22 = 83,230.66/x
  3. Step 3: Cross multiply
    141,384.40x = 195,115.22 × 83,230.66
  4. Step 4: Simplify right side
    141,384.40x = 16,239,568,536.65
  5. Step 5: Solve for x
    x = 16,239,568,536.65/141,384.40
  6. Step 6: Final answer
    x = 114,861.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.