Home / 49,980.21-68,971.41-27,319.26

Finding the Fourth Proportional to 49,980.21, 68,971.41 and 27,319.26

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Solution

The fourth proportional to 49,980.21, 68,971.41 and 27,319.26 is: 37,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.21 : 68,971.41 = 27,319.26 : x
  2. Step 2: Convert to fraction form
    49,980.21/68,971.41 = 27,319.26/x
  3. Step 3: Cross multiply
    49,980.21x = 68,971.41 × 27,319.26
  4. Step 4: Simplify right side
    49,980.21x = 1,884,247,882.36
  5. Step 5: Solve for x
    x = 1,884,247,882.36/49,980.21
  6. Step 6: Final answer
    x = 37,699.88

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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.