Home / 218,154.48-327,238.88-60,369.72

Finding the Fourth Proportional to 218,154.48, 327,238.88 and 60,369.72

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Solution

The fourth proportional to 218,154.48, 327,238.88 and 60,369.72 is: 90,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,154.48 : 327,238.88 = 60,369.72 : x
  2. Step 2: Convert to fraction form
    218,154.48/327,238.88 = 60,369.72/x
  3. Step 3: Cross multiply
    218,154.48x = 327,238.88 × 60,369.72
  4. Step 4: Simplify right side
    218,154.48x = 19,755,319,256.87
  5. Step 5: Solve for x
    x = 19,755,319,256.87/218,154.48
  6. Step 6: Final answer
    x = 90,556.56

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1.5x scale

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.