Home / 193,429.86-266,945.28-111,761.58

Finding the Fourth Proportional to 193,429.86, 266,945.28 and 111,761.58

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Solution

The fourth proportional to 193,429.86, 266,945.28 and 111,761.58 is: 154,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,429.86 : 266,945.28 = 111,761.58 : x
  2. Step 2: Convert to fraction form
    193,429.86/266,945.28 = 111,761.58/x
  3. Step 3: Cross multiply
    193,429.86x = 266,945.28 × 111,761.58
  4. Step 4: Simplify right side
    193,429.86x = 29,834,226,266.34
  5. Step 5: Solve for x
    x = 29,834,226,266.34/193,429.86
  6. Step 6: Final answer
    x = 154,237.96

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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.