Home / 48,937.65-73,388.61-20,860.58

Finding the Fourth Proportional to 48,937.65, 73,388.61 and 20,860.58

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Solution

The fourth proportional to 48,937.65, 73,388.61 and 20,860.58 is: 31,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,937.65 : 73,388.61 = 20,860.58 : x
  2. Step 2: Convert to fraction form
    48,937.65/73,388.61 = 20,860.58/x
  3. Step 3: Cross multiply
    48,937.65x = 73,388.61 × 20,860.58
  4. Step 4: Simplify right side
    48,937.65x = 1,530,928,603.05
  5. Step 5: Solve for x
    x = 1,530,928,603.05/48,937.65
  6. Step 6: Final answer
    x = 31,283.25

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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.