Home / 193,873.42-267,551.52-117,406.78

Finding the Fourth Proportional to 193,873.42, 267,551.52 and 117,406.78

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Solution

The fourth proportional to 193,873.42, 267,551.52 and 117,406.78 is: 162,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,873.42 : 267,551.52 = 117,406.78 : x
  2. Step 2: Convert to fraction form
    193,873.42/267,551.52 = 117,406.78/x
  3. Step 3: Cross multiply
    193,873.42x = 267,551.52 × 117,406.78
  4. Step 4: Simplify right side
    193,873.42x = 31,412,362,447.31
  5. Step 5: Solve for x
    x = 31,412,362,447.31/193,873.42
  6. Step 6: Final answer
    x = 162,025.11

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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.