Home / 54,760.46-75,566.30-30,885.71

Finding the Fourth Proportional to 54,760.46, 75,566.30 and 30,885.71

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Solution

The fourth proportional to 54,760.46, 75,566.30 and 30,885.71 is: 42,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,760.46 : 75,566.30 = 30,885.71 : x
  2. Step 2: Convert to fraction form
    54,760.46/75,566.30 = 30,885.71/x
  3. Step 3: Cross multiply
    54,760.46x = 75,566.30 × 30,885.71
  4. Step 4: Simplify right side
    54,760.46x = 2,333,918,295.31
  5. Step 5: Solve for x
    x = 2,333,918,295.31/54,760.46
  6. Step 6: Final answer
    x = 42,620.51

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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.