Home / 67,260.28-92,830.08-38,982.36

Finding the Fourth Proportional to 67,260.28, 92,830.08 and 38,982.36

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Solution

The fourth proportional to 67,260.28, 92,830.08 and 38,982.36 is: 53,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,260.28 : 92,830.08 = 38,982.36 : x
  2. Step 2: Convert to fraction form
    67,260.28/92,830.08 = 38,982.36/x
  3. Step 3: Cross multiply
    67,260.28x = 92,830.08 × 38,982.36
  4. Step 4: Simplify right side
    67,260.28x = 3,618,735,597.39
  5. Step 5: Solve for x
    x = 3,618,735,597.39/67,260.28
  6. Step 6: Final answer
    x = 53,801.97

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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.