Home / 91,727.36-137,591.52-41,772.62

Finding the Fourth Proportional to 91,727.36, 137,591.52 and 41,772.62

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Solution

The fourth proportional to 91,727.36, 137,591.52 and 41,772.62 is: 62,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,727.36 : 137,591.52 = 41,772.62 : x
  2. Step 2: Convert to fraction form
    91,727.36/137,591.52 = 41,772.62/x
  3. Step 3: Cross multiply
    91,727.36x = 137,591.52 × 41,772.62
  4. Step 4: Simplify right side
    91,727.36x = 5,747,558,280.18
  5. Step 5: Solve for x
    x = 5,747,558,280.18/91,727.36
  6. Step 6: Final answer
    x = 62,659.15

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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.