Home / 159,481.79-239,244.55-47,170.83

Finding the Fourth Proportional to 159,481.79, 239,244.55 and 47,170.83

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Solution

The fourth proportional to 159,481.79, 239,244.55 and 47,170.83 is: 70,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,481.79 : 239,244.55 = 47,170.83 : x
  2. Step 2: Convert to fraction form
    159,481.79/239,244.55 = 47,170.83/x
  3. Step 3: Cross multiply
    159,481.79x = 239,244.55 × 47,170.83
  4. Step 4: Simplify right side
    159,481.79x = 11,285,363,878.55
  5. Step 5: Solve for x
    x = 11,285,363,878.55/159,481.79
  6. Step 6: Final answer
    x = 70,762.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.