Home / 48,581.36-67,073.23-39,650.16

Finding the Fourth Proportional to 48,581.36, 67,073.23 and 39,650.16

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Solution

The fourth proportional to 48,581.36, 67,073.23 and 39,650.16 is: 54,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,581.36 : 67,073.23 = 39,650.16 : x
  2. Step 2: Convert to fraction form
    48,581.36/67,073.23 = 39,650.16/x
  3. Step 3: Cross multiply
    48,581.36x = 67,073.23 × 39,650.16
  4. Step 4: Simplify right side
    48,581.36x = 2,659,464,301.22
  5. Step 5: Solve for x
    x = 2,659,464,301.22/48,581.36
  6. Step 6: Final answer
    x = 54,742.48

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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.