Home / 54,465.56-75,161.20-30,265.20

Finding the Fourth Proportional to 54,465.56, 75,161.20 and 30,265.20

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Solution

The fourth proportional to 54,465.56, 75,161.20 and 30,265.20 is: 41,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,465.56 : 75,161.20 = 30,265.20 : x
  2. Step 2: Convert to fraction form
    54,465.56/75,161.20 = 30,265.20/x
  3. Step 3: Cross multiply
    54,465.56x = 75,161.20 × 30,265.20
  4. Step 4: Simplify right side
    54,465.56x = 2,274,768,750.24
  5. Step 5: Solve for x
    x = 2,274,768,750.24/54,465.56
  6. Step 6: Final answer
    x = 41,765.27

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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.