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Finding the Fourth Proportional to 158,125.86, 237,266.70 and 73,891.83

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Solution

The fourth proportional to 158,125.86, 237,266.70 and 73,891.83 is: 110,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,125.86 : 237,266.70 = 73,891.83 : x
  2. Step 2: Convert to fraction form
    158,125.86/237,266.70 = 73,891.83/x
  3. Step 3: Cross multiply
    158,125.86x = 237,266.70 × 73,891.83
  4. Step 4: Simplify right side
    158,125.86x = 17,532,070,661.06
  5. Step 5: Solve for x
    x = 17,532,070,661.06/158,125.86
  6. Step 6: Final answer
    x = 110,874.15

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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.