Home / 159,166.20-219,652.92-87,552.48

Finding the Fourth Proportional to 159,166.20, 219,652.92 and 87,552.48

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Solution

The fourth proportional to 159,166.20, 219,652.92 and 87,552.48 is: 120,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,166.20 : 219,652.92 = 87,552.48 : x
  2. Step 2: Convert to fraction form
    159,166.20/219,652.92 = 87,552.48/x
  3. Step 3: Cross multiply
    159,166.20x = 219,652.92 × 87,552.48
  4. Step 4: Simplify right side
    159,166.20x = 19,231,157,885.24
  5. Step 5: Solve for x
    x = 19,231,157,885.24/159,166.20
  6. Step 6: Final answer
    x = 120,824.38

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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.