Home / 54,340.30-74,951.68-52,511.41

Finding the Fourth Proportional to 54,340.30, 74,951.68 and 52,511.41

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Solution

The fourth proportional to 54,340.30, 74,951.68 and 52,511.41 is: 72,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,340.30 : 74,951.68 = 52,511.41 : x
  2. Step 2: Convert to fraction form
    54,340.30/74,951.68 = 52,511.41/x
  3. Step 3: Cross multiply
    54,340.30x = 74,951.68 × 52,511.41
  4. Step 4: Simplify right side
    54,340.30x = 3,935,817,761.35
  5. Step 5: Solve for x
    x = 3,935,817,761.35/54,340.30
  6. Step 6: Final answer
    x = 72,429.08

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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.