Home / 193,463.46-266,966.56-107,418.01

Finding the Fourth Proportional to 193,463.46, 266,966.56 and 107,418.01

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Solution

The fourth proportional to 193,463.46, 266,966.56 and 107,418.01 is: 148,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,463.46 : 266,966.56 = 107,418.01 : x
  2. Step 2: Convert to fraction form
    193,463.46/266,966.56 = 107,418.01/x
  3. Step 3: Cross multiply
    193,463.46x = 266,966.56 × 107,418.01
  4. Step 4: Simplify right side
    193,463.46x = 28,677,016,611.75
  5. Step 5: Solve for x
    x = 28,677,016,611.75/193,463.46
  6. Step 6: Final answer
    x = 148,229.63

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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.