Home / 62,768.28-86,622.30-34,476.60

Finding the Fourth Proportional to 62,768.28, 86,622.30 and 34,476.60

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Solution

The fourth proportional to 62,768.28, 86,622.30 and 34,476.60 is: 47,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,768.28 : 86,622.30 = 34,476.60 : x
  2. Step 2: Convert to fraction form
    62,768.28/86,622.30 = 34,476.60/x
  3. Step 3: Cross multiply
    62,768.28x = 86,622.30 × 34,476.60
  4. Step 4: Simplify right side
    62,768.28x = 2,986,442,388.18
  5. Step 5: Solve for x
    x = 2,986,442,388.18/62,768.28
  6. Step 6: Final answer
    x = 47,578.85

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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.