Home / 55,191.76-76,164.24-30,041.26

Finding the Fourth Proportional to 55,191.76, 76,164.24 and 30,041.26

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Solution

The fourth proportional to 55,191.76, 76,164.24 and 30,041.26 is: 41,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,191.76 : 76,164.24 = 30,041.26 : x
  2. Step 2: Convert to fraction form
    55,191.76/76,164.24 = 30,041.26/x
  3. Step 3: Cross multiply
    55,191.76x = 76,164.24 × 30,041.26
  4. Step 4: Simplify right side
    55,191.76x = 2,288,069,736.54
  5. Step 5: Solve for x
    x = 2,288,069,736.54/55,191.76
  6. Step 6: Final answer
    x = 41,456.73

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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.