Home / 159,108.38-219,616.08-94,622.96

Finding the Fourth Proportional to 159,108.38, 219,616.08 and 94,622.96

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Solution

The fourth proportional to 159,108.38, 219,616.08 and 94,622.96 is: 130,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,108.38 : 219,616.08 = 94,622.96 : x
  2. Step 2: Convert to fraction form
    159,108.38/219,616.08 = 94,622.96/x
  3. Step 3: Cross multiply
    159,108.38x = 219,616.08 × 94,622.96
  4. Step 4: Simplify right side
    159,108.38x = 20,780,723,553.20
  5. Step 5: Solve for x
    x = 20,780,723,553.20/159,108.38
  6. Step 6: Final answer
    x = 130,607.35

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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.