Home / 75,116.92-112,690.41-27,732.30

Finding the Fourth Proportional to 75,116.92, 112,690.41 and 27,732.30

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Solution

The fourth proportional to 75,116.92, 112,690.41 and 27,732.30 is: 41,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.92 : 112,690.41 = 27,732.30 : x
  2. Step 2: Convert to fraction form
    75,116.92/112,690.41 = 27,732.30/x
  3. Step 3: Cross multiply
    75,116.92x = 112,690.41 × 27,732.30
  4. Step 4: Simplify right side
    75,116.92x = 3,125,164,281.59
  5. Step 5: Solve for x
    x = 3,125,164,281.59/75,116.92
  6. Step 6: Final answer
    x = 41,604.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.