Home / 225,573.18-311,294.07-123,596.58

Finding the Fourth Proportional to 225,573.18, 311,294.07 and 123,596.58

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Solution

The fourth proportional to 225,573.18, 311,294.07 and 123,596.58 is: 170,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,573.18 : 311,294.07 = 123,596.58 : x
  2. Step 2: Convert to fraction form
    225,573.18/311,294.07 = 123,596.58/x
  3. Step 3: Cross multiply
    225,573.18x = 311,294.07 × 123,596.58
  4. Step 4: Simplify right side
    225,573.18x = 38,474,882,426.28
  5. Step 5: Solve for x
    x = 38,474,882,426.28/225,573.18
  6. Step 6: Final answer
    x = 170,564.97

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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.