Home / 40,439.04-55,792.68-22,530.60

Finding the Fourth Proportional to 40,439.04, 55,792.68 and 22,530.60

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Solution

The fourth proportional to 40,439.04, 55,792.68 and 22,530.60 is: 31,084.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.04 : 55,792.68 = 22,530.60 : x
  2. Step 2: Convert to fraction form
    40,439.04/55,792.68 = 22,530.60/x
  3. Step 3: Cross multiply
    40,439.04x = 55,792.68 × 22,530.60
  4. Step 4: Simplify right side
    40,439.04x = 1,257,042,556.01
  5. Step 5: Solve for x
    x = 1,257,042,556.01/40,439.04
  6. Step 6: Final answer
    x = 31,084.88

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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.