Home / 74,939.38-112,410.28-25,019.69

Finding the Fourth Proportional to 74,939.38, 112,410.28 and 25,019.69

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Solution

The fourth proportional to 74,939.38, 112,410.28 and 25,019.69 is: 37,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,939.38 : 112,410.28 = 25,019.69 : x
  2. Step 2: Convert to fraction form
    74,939.38/112,410.28 = 25,019.69/x
  3. Step 3: Cross multiply
    74,939.38x = 112,410.28 × 25,019.69
  4. Step 4: Simplify right side
    74,939.38x = 2,812,469,827.64
  5. Step 5: Solve for x
    x = 2,812,469,827.64/74,939.38
  6. Step 6: Final answer
    x = 37,529.93

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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.