Home / 68,037.14-93,884.90-39,352.20

Finding the Fourth Proportional to 68,037.14, 93,884.90 and 39,352.20

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Solution

The fourth proportional to 68,037.14, 93,884.90 and 39,352.20 is: 54,302.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,037.14 : 93,884.90 = 39,352.20 : x
  2. Step 2: Convert to fraction form
    68,037.14/93,884.90 = 39,352.20/x
  3. Step 3: Cross multiply
    68,037.14x = 93,884.90 × 39,352.20
  4. Step 4: Simplify right side
    68,037.14x = 3,694,577,361.78
  5. Step 5: Solve for x
    x = 3,694,577,361.78/68,037.14
  6. Step 6: Final answer
    x = 54,302.36

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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.