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Finding the Fourth Proportional to 158,414.91, 237,675.39 and 51,803.79

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Solution

The fourth proportional to 158,414.91, 237,675.39 and 51,803.79 is: 77,723.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,414.91 : 237,675.39 = 51,803.79 : x
  2. Step 2: Convert to fraction form
    158,414.91/237,675.39 = 51,803.79/x
  3. Step 3: Cross multiply
    158,414.91x = 237,675.39 × 51,803.79
  4. Step 4: Simplify right side
    158,414.91x = 12,312,485,732.71
  5. Step 5: Solve for x
    x = 12,312,485,732.71/158,414.91
  6. Step 6: Final answer
    x = 77,723.02

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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.