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Finding the Fourth Proportional to 159,294.24, 219,844.80 and 95,630.40

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Solution

The fourth proportional to 159,294.24, 219,844.80 and 95,630.40 is: 131,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,294.24 : 219,844.80 = 95,630.40 : x
  2. Step 2: Convert to fraction form
    159,294.24/219,844.80 = 95,630.40/x
  3. Step 3: Cross multiply
    159,294.24x = 219,844.80 × 95,630.40
  4. Step 4: Simplify right side
    159,294.24x = 21,023,846,161.92
  5. Step 5: Solve for x
    x = 21,023,846,161.92/159,294.24
  6. Step 6: Final answer
    x = 131,981.21

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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.