Home / 67,107.58-92,608.62-38,427.68

Finding the Fourth Proportional to 67,107.58, 92,608.62 and 38,427.68

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Solution

The fourth proportional to 67,107.58, 92,608.62 and 38,427.68 is: 53,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,107.58 : 92,608.62 = 38,427.68 : x
  2. Step 2: Convert to fraction form
    67,107.58/92,608.62 = 38,427.68/x
  3. Step 3: Cross multiply
    67,107.58x = 92,608.62 × 38,427.68
  4. Step 4: Simplify right side
    67,107.58x = 3,558,734,414.60
  5. Step 5: Solve for x
    x = 3,558,734,414.60/67,107.58
  6. Step 6: Final answer
    x = 53,030.29

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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.