Home / 49,985.34-68,979.90-27,324.60

Finding the Fourth Proportional to 49,985.34, 68,979.90 and 27,324.60

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Solution

The fourth proportional to 49,985.34, 68,979.90 and 27,324.60 is: 37,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,985.34 : 68,979.90 = 27,324.60 : x
  2. Step 2: Convert to fraction form
    49,985.34/68,979.90 = 27,324.60/x
  3. Step 3: Cross multiply
    49,985.34x = 68,979.90 × 27,324.60
  4. Step 4: Simplify right side
    49,985.34x = 1,884,847,968.93
  5. Step 5: Solve for x
    x = 1,884,847,968.93/49,985.34
  6. Step 6: Final answer
    x = 37,708.02

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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.