Home / 372,556.50-558,829.32-92,073.78

Finding the Fourth Proportional to 372,556.50, 558,829.32 and 92,073.78

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Solution

The fourth proportional to 372,556.50, 558,829.32 and 92,073.78 is: 138,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,556.50 : 558,829.32 = 92,073.78 : x
  2. Step 2: Convert to fraction form
    372,556.50/558,829.32 = 92,073.78/x
  3. Step 3: Cross multiply
    372,556.50x = 558,829.32 × 92,073.78
  4. Step 4: Simplify right side
    372,556.50x = 51,453,527,867.23
  5. Step 5: Solve for x
    x = 51,453,527,867.23/372,556.50
  6. Step 6: Final answer
    x = 138,109.33

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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.