Home / 237,003.54-355,470.36-87,209.04

Finding the Fourth Proportional to 237,003.54, 355,470.36 and 87,209.04

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Solution

The fourth proportional to 237,003.54, 355,470.36 and 87,209.04 is: 130,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,003.54 : 355,470.36 = 87,209.04 : x
  2. Step 2: Convert to fraction form
    237,003.54/355,470.36 = 87,209.04/x
  3. Step 3: Cross multiply
    237,003.54x = 355,470.36 × 87,209.04
  4. Step 4: Simplify right side
    237,003.54x = 31,000,228,844.05
  5. Step 5: Solve for x
    x = 31,000,228,844.05/237,003.54
  6. Step 6: Final answer
    x = 130,800.70

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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.