Home / 199,132.68-274,802.29-108,488.37

Finding the Fourth Proportional to 199,132.68, 274,802.29 and 108,488.37

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Solution

The fourth proportional to 199,132.68, 274,802.29 and 108,488.37 is: 149,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,132.68 : 274,802.29 = 108,488.37 : x
  2. Step 2: Convert to fraction form
    199,132.68/274,802.29 = 108,488.37/x
  3. Step 3: Cross multiply
    199,132.68x = 274,802.29 × 108,488.37
  4. Step 4: Simplify right side
    199,132.68x = 29,812,853,273.66
  5. Step 5: Solve for x
    x = 29,812,853,273.66/199,132.68
  6. Step 6: Final answer
    x = 149,713.51

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1.5x scale

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.