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Finding the Fourth Proportional to 159,617.92, 220,274.22 and 88,000.48

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Solution

The fourth proportional to 159,617.92, 220,274.22 and 88,000.48 is: 121,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,617.92 : 220,274.22 = 88,000.48 : x
  2. Step 2: Convert to fraction form
    159,617.92/220,274.22 = 88,000.48/x
  3. Step 3: Cross multiply
    159,617.92x = 220,274.22 × 88,000.48
  4. Step 4: Simplify right side
    159,617.92x = 19,384,237,091.63
  5. Step 5: Solve for x
    x = 19,384,237,091.63/159,617.92
  6. Step 6: Final answer
    x = 121,441.48

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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.