Home / 54,755.69-75,562.74-30,882.29

Finding the Fourth Proportional to 54,755.69, 75,562.74 and 30,882.29

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Solution

The fourth proportional to 54,755.69, 75,562.74 and 30,882.29 is: 42,617.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,755.69 : 75,562.74 = 30,882.29 : x
  2. Step 2: Convert to fraction form
    54,755.69/75,562.74 = 30,882.29/x
  3. Step 3: Cross multiply
    54,755.69x = 75,562.74 × 30,882.29
  4. Step 4: Simplify right side
    54,755.69x = 2,333,550,449.87
  5. Step 5: Solve for x
    x = 2,333,550,449.87/54,755.69
  6. Step 6: Final answer
    x = 42,617.50

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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.