Home / 54,628.97-75,395.15-30,760.29

Finding the Fourth Proportional to 54,628.97, 75,395.15 and 30,760.29

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Solution

The fourth proportional to 54,628.97, 75,395.15 and 30,760.29 is: 42,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,628.97 : 75,395.15 = 30,760.29 : x
  2. Step 2: Convert to fraction form
    54,628.97/75,395.15 = 30,760.29/x
  3. Step 3: Cross multiply
    54,628.97x = 75,395.15 × 30,760.29
  4. Step 4: Simplify right side
    54,628.97x = 2,319,176,755.49
  5. Step 5: Solve for x
    x = 2,319,176,755.49/54,628.97
  6. Step 6: Final answer
    x = 42,453.24

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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.