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Finding the Fourth Proportional to 171,593.41, 257,479.85 and 124,596.71

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Solution

The fourth proportional to 171,593.41, 257,479.85 and 124,596.71 is: 186,960.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,593.41 : 257,479.85 = 124,596.71 : x
  2. Step 2: Convert to fraction form
    171,593.41/257,479.85 = 124,596.71/x
  3. Step 3: Cross multiply
    171,593.41x = 257,479.85 × 124,596.71
  4. Step 4: Simplify right side
    171,593.41x = 32,081,143,156.48
  5. Step 5: Solve for x
    x = 32,081,143,156.48/171,593.41
  6. Step 6: Final answer
    x = 186,960.23

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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.