Home / 218,255.50-301,147.23-127,593.69

Finding the Fourth Proportional to 218,255.50, 301,147.23 and 127,593.69

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Solution

The fourth proportional to 218,255.50, 301,147.23 and 127,593.69 is: 176,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,255.50 : 301,147.23 = 127,593.69 : x
  2. Step 2: Convert to fraction form
    218,255.50/301,147.23 = 127,593.69/x
  3. Step 3: Cross multiply
    218,255.50x = 301,147.23 × 127,593.69
  4. Step 4: Simplify right side
    218,255.50x = 38,424,486,308.98
  5. Step 5: Solve for x
    x = 38,424,486,308.98/218,255.50
  6. Step 6: Final answer
    x = 176,052.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.