Home / 68,238.88-94,172.48-38,025.92

Finding the Fourth Proportional to 68,238.88, 94,172.48 and 38,025.92

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Solution

The fourth proportional to 68,238.88, 94,172.48 and 38,025.92 is: 52,477.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,238.88 : 94,172.48 = 38,025.92 : x
  2. Step 2: Convert to fraction form
    68,238.88/94,172.48 = 38,025.92/x
  3. Step 3: Cross multiply
    68,238.88x = 94,172.48 × 38,025.92
  4. Step 4: Simplify right side
    68,238.88x = 3,580,995,190.68
  5. Step 5: Solve for x
    x = 3,580,995,190.68/68,238.88
  6. Step 6: Final answer
    x = 52,477.34

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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.