Home / 71,052.48-98,055.68-40,847.56

Finding the Fourth Proportional to 71,052.48, 98,055.68 and 40,847.56

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Solution

The fourth proportional to 71,052.48, 98,055.68 and 40,847.56 is: 56,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,052.48 : 98,055.68 = 40,847.56 : x
  2. Step 2: Convert to fraction form
    71,052.48/98,055.68 = 40,847.56/x
  3. Step 3: Cross multiply
    71,052.48x = 98,055.68 × 40,847.56
  4. Step 4: Simplify right side
    71,052.48x = 4,005,335,272.14
  5. Step 5: Solve for x
    x = 4,005,335,272.14/71,052.48
  6. Step 6: Final answer
    x = 56,371.51

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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.