Home / 158,387.55-237,556.56-51,770.70

Finding the Fourth Proportional to 158,387.55, 237,556.56 and 51,770.70

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Solution

The fourth proportional to 158,387.55, 237,556.56 and 51,770.70 is: 77,647.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,387.55 : 237,556.56 = 51,770.70 : x
  2. Step 2: Convert to fraction form
    158,387.55/237,556.56 = 51,770.70/x
  3. Step 3: Cross multiply
    158,387.55x = 237,556.56 × 51,770.70
  4. Step 4: Simplify right side
    158,387.55x = 12,298,469,400.79
  5. Step 5: Solve for x
    x = 12,298,469,400.79/158,387.55
  6. Step 6: Final answer
    x = 77,647.96

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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.