Home / 48,982.84-67,533.73-31,724.71

Finding the Fourth Proportional to 48,982.84, 67,533.73 and 31,724.71

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Solution

The fourth proportional to 48,982.84, 67,533.73 and 31,724.71 is: 43,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982.84 : 67,533.73 = 31,724.71 : x
  2. Step 2: Convert to fraction form
    48,982.84/67,533.73 = 31,724.71/x
  3. Step 3: Cross multiply
    48,982.84x = 67,533.73 × 31,724.71
  4. Step 4: Simplify right side
    48,982.84x = 2,142,487,999.47
  5. Step 5: Solve for x
    x = 2,142,487,999.47/48,982.84
  6. Step 6: Final answer
    x = 43,739.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.