Home / 54,633.29-75,394.19-30,760.36

Finding the Fourth Proportional to 54,633.29, 75,394.19 and 30,760.36

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Solution

The fourth proportional to 54,633.29, 75,394.19 and 30,760.36 is: 42,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,633.29 : 75,394.19 = 30,760.36 : x
  2. Step 2: Convert to fraction form
    54,633.29/75,394.19 = 30,760.36/x
  3. Step 3: Cross multiply
    54,633.29x = 75,394.19 × 30,760.36
  4. Step 4: Simplify right side
    54,633.29x = 2,319,152,314.72
  5. Step 5: Solve for x
    x = 2,319,152,314.72/54,633.29
  6. Step 6: Final answer
    x = 42,449.44

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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.