Home / 193,579.33-267,130.39-107,543.87

Finding the Fourth Proportional to 193,579.33, 267,130.39 and 107,543.87

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Solution

The fourth proportional to 193,579.33, 267,130.39 and 107,543.87 is: 148,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,579.33 : 267,130.39 = 107,543.87 : x
  2. Step 2: Convert to fraction form
    193,579.33/267,130.39 = 107,543.87/x
  3. Step 3: Cross multiply
    193,579.33x = 267,130.39 × 107,543.87
  4. Step 4: Simplify right side
    193,579.33x = 28,728,234,061.84
  5. Step 5: Solve for x
    x = 28,728,234,061.84/193,579.33
  6. Step 6: Final answer
    x = 148,405.48

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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.