Home / 80,536.68-111,138.68-44,726.38

Finding the Fourth Proportional to 80,536.68, 111,138.68 and 44,726.38

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Solution

The fourth proportional to 80,536.68, 111,138.68 and 44,726.38 is: 61,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,536.68 : 111,138.68 = 44,726.38 : x
  2. Step 2: Convert to fraction form
    80,536.68/111,138.68 = 44,726.38/x
  3. Step 3: Cross multiply
    80,536.68x = 111,138.68 × 44,726.38
  4. Step 4: Simplify right side
    80,536.68x = 4,970,830,668.35
  5. Step 5: Solve for x
    x = 4,970,830,668.35/80,536.68
  6. Step 6: Final answer
    x = 61,721.33

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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.