Home / 40,180.73-55,447.34-22,275.54

Finding the Fourth Proportional to 40,180.73, 55,447.34 and 22,275.54

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Solution

The fourth proportional to 40,180.73, 55,447.34 and 22,275.54 is: 30,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.73 : 55,447.34 = 22,275.54 : x
  2. Step 2: Convert to fraction form
    40,180.73/55,447.34 = 22,275.54/x
  3. Step 3: Cross multiply
    40,180.73x = 55,447.34 × 22,275.54
  4. Step 4: Simplify right side
    40,180.73x = 1,235,119,328.69
  5. Step 5: Solve for x
    x = 1,235,119,328.69/40,180.73
  6. Step 6: Final answer
    x = 30,739.10

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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.