Home / 54,633.56-75,394.13-30,767.85

Finding the Fourth Proportional to 54,633.56, 75,394.13 and 30,767.85

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Solution

The fourth proportional to 54,633.56, 75,394.13 and 30,767.85 is: 42,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,633.56 : 75,394.13 = 30,767.85 : x
  2. Step 2: Convert to fraction form
    54,633.56/75,394.13 = 30,767.85/x
  3. Step 3: Cross multiply
    54,633.56x = 75,394.13 × 30,767.85
  4. Step 4: Simplify right side
    54,633.56x = 2,319,715,128.88
  5. Step 5: Solve for x
    x = 2,319,715,128.88/54,633.56
  6. Step 6: Final answer
    x = 42,459.53

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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.