Home / 269,286.18-371,593.08-156,116.22

Finding the Fourth Proportional to 269,286.18, 371,593.08 and 156,116.22

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Solution

The fourth proportional to 269,286.18, 371,593.08 and 156,116.22 is: 215,427.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,286.18 : 371,593.08 = 156,116.22 : x
  2. Step 2: Convert to fraction form
    269,286.18/371,593.08 = 156,116.22/x
  3. Step 3: Cross multiply
    269,286.18x = 371,593.08 × 156,116.22
  4. Step 4: Simplify right side
    269,286.18x = 58,011,707,027.76
  5. Step 5: Solve for x
    x = 58,011,707,027.76/269,286.18
  6. Step 6: Final answer
    x = 215,427.72

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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.