Home / 91,727.84-137,582.53-25,174.66

Finding the Fourth Proportional to 91,727.84, 137,582.53 and 25,174.66

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Solution

The fourth proportional to 91,727.84, 137,582.53 and 25,174.66 is: 37,759.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,727.84 : 137,582.53 = 25,174.66 : x
  2. Step 2: Convert to fraction form
    91,727.84/137,582.53 = 25,174.66/x
  3. Step 3: Cross multiply
    91,727.84x = 137,582.53 × 25,174.66
  4. Step 4: Simplify right side
    91,727.84x = 3,463,593,414.69
  5. Step 5: Solve for x
    x = 3,463,593,414.69/91,727.84
  6. Step 6: Final answer
    x = 37,759.46

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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.