Home / 68,567.12-94,631.39-38,354.12

Finding the Fourth Proportional to 68,567.12, 94,631.39 and 38,354.12

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Solution

The fourth proportional to 68,567.12, 94,631.39 and 38,354.12 is: 52,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,567.12 : 94,631.39 = 38,354.12 : x
  2. Step 2: Convert to fraction form
    68,567.12/94,631.39 = 38,354.12/x
  3. Step 3: Cross multiply
    68,567.12x = 94,631.39 × 38,354.12
  4. Step 4: Simplify right side
    68,567.12x = 3,629,503,687.83
  5. Step 5: Solve for x
    x = 3,629,503,687.83/68,567.12
  6. Step 6: Final answer
    x = 52,933.59

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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.