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Finding the Fourth Proportional to 158,633.37, 237,943.17 and 53,451.90

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Solution

The fourth proportional to 158,633.37, 237,943.17 and 53,451.90 is: 80,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,633.37 : 237,943.17 = 53,451.90 : x
  2. Step 2: Convert to fraction form
    158,633.37/237,943.17 = 53,451.90/x
  3. Step 3: Cross multiply
    158,633.37x = 237,943.17 × 53,451.90
  4. Step 4: Simplify right side
    158,633.37x = 12,718,514,528.52
  5. Step 5: Solve for x
    x = 12,718,514,528.52/158,633.37
  6. Step 6: Final answer
    x = 80,175.53

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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.