Home / 87,844.58-121,224.05-47,558.01

Finding the Fourth Proportional to 87,844.58, 121,224.05 and 47,558.01

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Solution

The fourth proportional to 87,844.58, 121,224.05 and 47,558.01 is: 65,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,844.58 : 121,224.05 = 47,558.01 : x
  2. Step 2: Convert to fraction form
    87,844.58/121,224.05 = 47,558.01/x
  3. Step 3: Cross multiply
    87,844.58x = 121,224.05 × 47,558.01
  4. Step 4: Simplify right side
    87,844.58x = 5,765,174,344.35
  5. Step 5: Solve for x
    x = 5,765,174,344.35/87,844.58
  6. Step 6: Final answer
    x = 65,629.26

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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.