Home / 54,576.96-75,315.42-30,377.76

Finding the Fourth Proportional to 54,576.96, 75,315.42 and 30,377.76

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Solution

The fourth proportional to 54,576.96, 75,315.42 and 30,377.76 is: 41,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,576.96 : 75,315.42 = 30,377.76 : x
  2. Step 2: Convert to fraction form
    54,576.96/75,315.42 = 30,377.76/x
  3. Step 3: Cross multiply
    54,576.96x = 75,315.42 × 30,377.76
  4. Step 4: Simplify right side
    54,576.96x = 2,287,913,753.06
  5. Step 5: Solve for x
    x = 2,287,913,753.06/54,576.96
  6. Step 6: Final answer
    x = 41,920.87

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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.