Home / 54,377.97-75,041.13-30,504.12

Finding the Fourth Proportional to 54,377.97, 75,041.13 and 30,504.12

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Solution

The fourth proportional to 54,377.97, 75,041.13 and 30,504.12 is: 42,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377.97 : 75,041.13 = 30,504.12 : x
  2. Step 2: Convert to fraction form
    54,377.97/75,041.13 = 30,504.12/x
  3. Step 3: Cross multiply
    54,377.97x = 75,041.13 × 30,504.12
  4. Step 4: Simplify right side
    54,377.97x = 2,289,063,634.46
  5. Step 5: Solve for x
    x = 2,289,063,634.46/54,377.97
  6. Step 6: Final answer
    x = 42,095.42

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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.