Home / 68,289.40-94,233.46-38,072.36

Finding the Fourth Proportional to 68,289.40, 94,233.46 and 38,072.36

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Solution

The fourth proportional to 68,289.40, 94,233.46 and 38,072.36 is: 52,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,289.40 : 94,233.46 = 38,072.36 : x
  2. Step 2: Convert to fraction form
    68,289.40/94,233.46 = 38,072.36/x
  3. Step 3: Cross multiply
    68,289.40x = 94,233.46 × 38,072.36
  4. Step 4: Simplify right side
    68,289.40x = 3,587,690,213.17
  5. Step 5: Solve for x
    x = 3,587,690,213.17/68,289.40
  6. Step 6: Final answer
    x = 52,536.56

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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.