Home / 177,870.76-266,576.82-133,147.24

Finding the Fourth Proportional to 177,870.76, 266,576.82 and 133,147.24

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Solution

The fourth proportional to 177,870.76, 266,576.82 and 133,147.24 is: 199,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,870.76 : 266,576.82 = 133,147.24 : x
  2. Step 2: Convert to fraction form
    177,870.76/266,576.82 = 133,147.24/x
  3. Step 3: Cross multiply
    177,870.76x = 266,576.82 × 133,147.24
  4. Step 4: Simplify right side
    177,870.76x = 35,493,967,830.98
  5. Step 5: Solve for x
    x = 35,493,967,830.98/177,870.76
  6. Step 6: Final answer
    x = 199,549.20

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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.