Home / 49,979.35-68,969.53-27,319.14

Finding the Fourth Proportional to 49,979.35, 68,969.53 and 27,319.14

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Solution

The fourth proportional to 49,979.35, 68,969.53 and 27,319.14 is: 37,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.35 : 68,969.53 = 27,319.14 : x
  2. Step 2: Convert to fraction form
    49,979.35/68,969.53 = 27,319.14/x
  3. Step 3: Cross multiply
    49,979.35x = 68,969.53 × 27,319.14
  4. Step 4: Simplify right side
    49,979.35x = 1,884,188,126.28
  5. Step 5: Solve for x
    x = 1,884,188,126.28/49,979.35
  6. Step 6: Final answer
    x = 37,699.34

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1.5x scale

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.