Home / 68,695.19-94,797.64-38,480.29

Finding the Fourth Proportional to 68,695.19, 94,797.64 and 38,480.29

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Solution

The fourth proportional to 68,695.19, 94,797.64 and 38,480.29 is: 53,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,695.19 : 94,797.64 = 38,480.29 : x
  2. Step 2: Convert to fraction form
    68,695.19/94,797.64 = 38,480.29/x
  3. Step 3: Cross multiply
    68,695.19x = 94,797.64 × 38,480.29
  4. Step 4: Simplify right side
    68,695.19x = 3,647,840,756.24
  5. Step 5: Solve for x
    x = 3,647,840,756.24/68,695.19
  6. Step 6: Final answer
    x = 53,101.84

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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.