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Finding the Fourth Proportional to 175,197.73, 262,579.77 and 124,515.98

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Solution

The fourth proportional to 175,197.73, 262,579.77 and 124,515.98 is: 186,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,197.73 : 262,579.77 = 124,515.98 : x
  2. Step 2: Convert to fraction form
    175,197.73/262,579.77 = 124,515.98/x
  3. Step 3: Cross multiply
    175,197.73x = 262,579.77 × 124,515.98
  4. Step 4: Simplify right side
    175,197.73x = 32,695,377,389.72
  5. Step 5: Solve for x
    x = 32,695,377,389.72/175,197.73
  6. Step 6: Final answer
    x = 186,619.87

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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.