Home / 56,338.27-77,751.12-32,139.76

Finding the Fourth Proportional to 56,338.27, 77,751.12 and 32,139.76

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Solution

The fourth proportional to 56,338.27, 77,751.12 and 32,139.76 is: 44,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,338.27 : 77,751.12 = 32,139.76 : x
  2. Step 2: Convert to fraction form
    56,338.27/77,751.12 = 32,139.76/x
  3. Step 3: Cross multiply
    56,338.27x = 77,751.12 × 32,139.76
  4. Step 4: Simplify right side
    56,338.27x = 2,498,902,627.14
  5. Step 5: Solve for x
    x = 2,498,902,627.14/56,338.27
  6. Step 6: Final answer
    x = 44,355.33

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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.