Home / 149,335.35-206,082.78-82,267.35

Finding the Fourth Proportional to 149,335.35, 206,082.78 and 82,267.35

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Solution

The fourth proportional to 149,335.35, 206,082.78 and 82,267.35 is: 113,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,335.35 : 206,082.78 = 82,267.35 : x
  2. Step 2: Convert to fraction form
    149,335.35/206,082.78 = 82,267.35/x
  3. Step 3: Cross multiply
    149,335.35x = 206,082.78 × 82,267.35
  4. Step 4: Simplify right side
    149,335.35x = 16,953,884,191.23
  5. Step 5: Solve for x
    x = 16,953,884,191.23/149,335.35
  6. Step 6: Final answer
    x = 113,528.94

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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.