Home / 91,811.55-137,717.33-32,713.95

Finding the Fourth Proportional to 91,811.55, 137,717.33 and 32,713.95

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Solution

The fourth proportional to 91,811.55, 137,717.33 and 32,713.95 is: 49,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,811.55 : 137,717.33 = 32,713.95 : x
  2. Step 2: Convert to fraction form
    91,811.55/137,717.33 = 32,713.95/x
  3. Step 3: Cross multiply
    91,811.55x = 137,717.33 × 32,713.95
  4. Step 4: Simplify right side
    91,811.55x = 4,505,277,684.18
  5. Step 5: Solve for x
    x = 4,505,277,684.18/91,811.55
  6. Step 6: Final answer
    x = 49,070.93

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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.