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Finding the Fourth Proportional to 171,398.64, 257,114.97 and 59,063.79

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Solution

The fourth proportional to 171,398.64, 257,114.97 and 59,063.79 is: 88,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,398.64 : 257,114.97 = 59,063.79 : x
  2. Step 2: Convert to fraction form
    171,398.64/257,114.97 = 59,063.79/x
  3. Step 3: Cross multiply
    171,398.64x = 257,114.97 × 59,063.79
  4. Step 4: Simplify right side
    171,398.64x = 15,186,184,593.94
  5. Step 5: Solve for x
    x = 15,186,184,593.94/171,398.64
  6. Step 6: Final answer
    x = 88,601.55

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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.