Home / 68,410.59-94,406.36-38,195.64

Finding the Fourth Proportional to 68,410.59, 94,406.36 and 38,195.64

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Solution

The fourth proportional to 68,410.59, 94,406.36 and 38,195.64 is: 52,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,410.59 : 94,406.36 = 38,195.64 : x
  2. Step 2: Convert to fraction form
    68,410.59/94,406.36 = 38,195.64/x
  3. Step 3: Cross multiply
    68,410.59x = 94,406.36 × 38,195.64
  4. Step 4: Simplify right side
    68,410.59x = 3,605,911,149.29
  5. Step 5: Solve for x
    x = 3,605,911,149.29/68,410.59
  6. Step 6: Final answer
    x = 52,709.84

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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.