Home / 49,980.48-68,973.44-27,319.20

Finding the Fourth Proportional to 49,980.48, 68,973.44 and 27,319.20

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Solution

The fourth proportional to 49,980.48, 68,973.44 and 27,319.20 is: 37,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.48 : 68,973.44 = 27,319.20 : x
  2. Step 2: Convert to fraction form
    49,980.48/68,973.44 = 27,319.20/x
  3. Step 3: Cross multiply
    49,980.48x = 68,973.44 × 27,319.20
  4. Step 4: Simplify right side
    49,980.48x = 1,884,299,202.05
  5. Step 5: Solve for x
    x = 1,884,299,202.05/49,980.48
  6. Step 6: Final answer
    x = 37,700.70

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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.