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Finding the Fourth Proportional to 185,600.88, 278,265 and 59,168.40

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Solution

The fourth proportional to 185,600.88, 278,265 and 59,168.40 is: 88,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,600.88 : 278,265 = 59,168.40 : x
  2. Step 2: Convert to fraction form
    185,600.88/278,265 = 59,168.40/x
  3. Step 3: Cross multiply
    185,600.88x = 278,265 × 59,168.40
  4. Step 4: Simplify right side
    185,600.88x = 16,464,494,826
  5. Step 5: Solve for x
    x = 16,464,494,826/185,600.88
  6. Step 6: Final answer
    x = 88,709.14

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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.