Home / 91,486.53-137,150.82-35,365.95

Finding the Fourth Proportional to 91,486.53, 137,150.82 and 35,365.95

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Solution

The fourth proportional to 91,486.53, 137,150.82 and 35,365.95 is: 53,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,486.53 : 137,150.82 = 35,365.95 : x
  2. Step 2: Convert to fraction form
    91,486.53/137,150.82 = 35,365.95/x
  3. Step 3: Cross multiply
    91,486.53x = 137,150.82 × 35,365.95
  4. Step 4: Simplify right side
    91,486.53x = 4,850,469,042.58
  5. Step 5: Solve for x
    x = 4,850,469,042.58/91,486.53
  6. Step 6: Final answer
    x = 53,018.40

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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.