Home / 61,145.55-91,718.33-33,151.95

Finding the Fourth Proportional to 61,145.55, 91,718.33 and 33,151.95

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Solution

The fourth proportional to 61,145.55, 91,718.33 and 33,151.95 is: 49,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,145.55 : 91,718.33 = 33,151.95 : x
  2. Step 2: Convert to fraction form
    61,145.55/91,718.33 = 33,151.95/x
  3. Step 3: Cross multiply
    61,145.55x = 91,718.33 × 33,151.95
  4. Step 4: Simplify right side
    61,145.55x = 3,040,641,324.48
  5. Step 5: Solve for x
    x = 3,040,641,324.48/61,145.55
  6. Step 6: Final answer
    x = 49,727.93

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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.