Home / 54,418.52-75,091.79-30,547.82

Finding the Fourth Proportional to 54,418.52, 75,091.79 and 30,547.82

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Solution

The fourth proportional to 54,418.52, 75,091.79 and 30,547.82 is: 42,152.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.52 : 75,091.79 = 30,547.82 : x
  2. Step 2: Convert to fraction form
    54,418.52/75,091.79 = 30,547.82/x
  3. Step 3: Cross multiply
    54,418.52x = 75,091.79 × 30,547.82
  4. Step 4: Simplify right side
    54,418.52x = 2,293,890,748.50
  5. Step 5: Solve for x
    x = 2,293,890,748.50/54,418.52
  6. Step 6: Final answer
    x = 42,152.76

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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.