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Finding the Fourth Proportional to 160,162.85, 239,980.39 and 54,924.05

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Solution

The fourth proportional to 160,162.85, 239,980.39 and 54,924.05 is: 82,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,162.85 : 239,980.39 = 54,924.05 : x
  2. Step 2: Convert to fraction form
    160,162.85/239,980.39 = 54,924.05/x
  3. Step 3: Cross multiply
    160,162.85x = 239,980.39 × 54,924.05
  4. Step 4: Simplify right side
    160,162.85x = 13,180,694,939.38
  5. Step 5: Solve for x
    x = 13,180,694,939.38/160,162.85
  6. Step 6: Final answer
    x = 82,295.58

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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.