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Finding the Fourth Proportional to 158,540.74, 237,847.72 and 53,357.14

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Solution

The fourth proportional to 158,540.74, 237,847.72 and 53,357.14 is: 80,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,540.74 : 237,847.72 = 53,357.14 : x
  2. Step 2: Convert to fraction form
    158,540.74/237,847.72 = 53,357.14/x
  3. Step 3: Cross multiply
    158,540.74x = 237,847.72 × 53,357.14
  4. Step 4: Simplify right side
    158,540.74x = 12,690,874,094.72
  5. Step 5: Solve for x
    x = 12,690,874,094.72/158,540.74
  6. Step 6: Final answer
    x = 80,048.03

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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.