Home / 193,092.86-289,262.23-91,746.69

Finding the Fourth Proportional to 193,092.86, 289,262.23 and 91,746.69

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Solution

The fourth proportional to 193,092.86, 289,262.23 and 91,746.69 is: 137,440.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,092.86 : 289,262.23 = 91,746.69 : x
  2. Step 2: Convert to fraction form
    193,092.86/289,262.23 = 91,746.69/x
  3. Step 3: Cross multiply
    193,092.86x = 289,262.23 × 91,746.69
  4. Step 4: Simplify right side
    193,092.86x = 26,538,850,830.42
  5. Step 5: Solve for x
    x = 26,538,850,830.42/193,092.86
  6. Step 6: Final answer
    x = 137,440.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.