Home / 166,452.87-229,706.00-89,971.81

Finding the Fourth Proportional to 166,452.87, 229,706.00 and 89,971.81

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Solution

The fourth proportional to 166,452.87, 229,706.00 and 89,971.81 is: 124,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,452.87 : 229,706.00 = 89,971.81 : x
  2. Step 2: Convert to fraction form
    166,452.87/229,706.00 = 89,971.81/x
  3. Step 3: Cross multiply
    166,452.87x = 229,706.00 × 89,971.81
  4. Step 4: Simplify right side
    166,452.87x = 20,667,062,989.47
  5. Step 5: Solve for x
    x = 20,667,062,989.47/166,452.87
  6. Step 6: Final answer
    x = 124,161.65

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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.