Home / 193,253.56-266,639.25-111,561.82

Finding the Fourth Proportional to 193,253.56, 266,639.25 and 111,561.82

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Solution

The fourth proportional to 193,253.56, 266,639.25 and 111,561.82 is: 153,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,253.56 : 266,639.25 = 111,561.82 : x
  2. Step 2: Convert to fraction form
    193,253.56/266,639.25 = 111,561.82/x
  3. Step 3: Cross multiply
    193,253.56x = 266,639.25 × 111,561.82
  4. Step 4: Simplify right side
    193,253.56x = 29,746,760,013.44
  5. Step 5: Solve for x
    x = 29,746,760,013.44/193,253.56
  6. Step 6: Final answer
    x = 153,926.06

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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.