Home / 75,400.92-113,113.80-25,484.04

Finding the Fourth Proportional to 75,400.92, 113,113.80 and 25,484.04

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Solution

The fourth proportional to 75,400.92, 113,113.80 and 25,484.04 is: 38,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400.92 : 113,113.80 = 25,484.04 : x
  2. Step 2: Convert to fraction form
    75,400.92/113,113.80 = 25,484.04/x
  3. Step 3: Cross multiply
    75,400.92x = 113,113.80 × 25,484.04
  4. Step 4: Simplify right side
    75,400.92x = 2,882,596,603.75
  5. Step 5: Solve for x
    x = 2,882,596,603.75/75,400.92
  6. Step 6: Final answer
    x = 38,230.26

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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.