Home / 161,554.42-222,940.11-89,932.87

Finding the Fourth Proportional to 161,554.42, 222,940.11 and 89,932.87

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Solution

The fourth proportional to 161,554.42, 222,940.11 and 89,932.87 is: 124,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,554.42 : 222,940.11 = 89,932.87 : x
  2. Step 2: Convert to fraction form
    161,554.42/222,940.11 = 89,932.87/x
  3. Step 3: Cross multiply
    161,554.42x = 222,940.11 × 89,932.87
  4. Step 4: Simplify right side
    161,554.42x = 20,049,643,930.42
  5. Step 5: Solve for x
    x = 20,049,643,930.42/161,554.42
  6. Step 6: Final answer
    x = 124,104.58

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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.