Home / 177,621.61-266,450.34-57,673.54

Finding the Fourth Proportional to 177,621.61, 266,450.34 and 57,673.54

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Solution

The fourth proportional to 177,621.61, 266,450.34 and 57,673.54 is: 86,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,621.61 : 266,450.34 = 57,673.54 : x
  2. Step 2: Convert to fraction form
    177,621.61/266,450.34 = 57,673.54/x
  3. Step 3: Cross multiply
    177,621.61x = 266,450.34 × 57,673.54
  4. Step 4: Simplify right side
    177,621.61x = 15,367,135,154.11
  5. Step 5: Solve for x
    x = 15,367,135,154.11/177,621.61
  6. Step 6: Final answer
    x = 86,516.14

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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.