Home / 115,626.20-173,402.39-36,721.97

Finding the Fourth Proportional to 115,626.20, 173,402.39 and 36,721.97

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Solution

The fourth proportional to 115,626.20, 173,402.39 and 36,721.97 is: 55,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,626.20 : 173,402.39 = 36,721.97 : x
  2. Step 2: Convert to fraction form
    115,626.20/173,402.39 = 36,721.97/x
  3. Step 3: Cross multiply
    115,626.20x = 173,402.39 × 36,721.97
  4. Step 4: Simplify right side
    115,626.20x = 6,367,677,888.82
  5. Step 5: Solve for x
    x = 6,367,677,888.82/115,626.20
  6. Step 6: Final answer
    x = 55,071.24

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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.