Home / 185,105.28-277,473.60-74,375.04

Finding the Fourth Proportional to 185,105.28, 277,473.60 and 74,375.04

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Solution

The fourth proportional to 185,105.28, 277,473.60 and 74,375.04 is: 111,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,105.28 : 277,473.60 = 74,375.04 : x
  2. Step 2: Convert to fraction form
    185,105.28/277,473.60 = 74,375.04/x
  3. Step 3: Cross multiply
    185,105.28x = 277,473.60 × 74,375.04
  4. Step 4: Simplify right side
    185,105.28x = 20,637,110,098.94
  5. Step 5: Solve for x
    x = 20,637,110,098.94/185,105.28
  6. Step 6: Final answer
    x = 111,488.50

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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.