Home / 54,537.20-75,259.41-30,665.24

Finding the Fourth Proportional to 54,537.20, 75,259.41 and 30,665.24

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Solution

The fourth proportional to 54,537.20, 75,259.41 and 30,665.24 is: 42,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.20 : 75,259.41 = 30,665.24 : x
  2. Step 2: Convert to fraction form
    54,537.20/75,259.41 = 30,665.24/x
  3. Step 3: Cross multiply
    54,537.20x = 75,259.41 × 30,665.24
  4. Step 4: Simplify right side
    54,537.20x = 2,307,847,869.91
  5. Step 5: Solve for x
    x = 2,307,847,869.91/54,537.20
  6. Step 6: Final answer
    x = 42,316.95

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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.