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Finding the Fourth Proportional to 169,603.20, 254,404.80 and 44,944.20

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Solution

The fourth proportional to 169,603.20, 254,404.80 and 44,944.20 is: 67,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,603.20 : 254,404.80 = 44,944.20 : x
  2. Step 2: Convert to fraction form
    169,603.20/254,404.80 = 44,944.20/x
  3. Step 3: Cross multiply
    169,603.20x = 254,404.80 × 44,944.20
  4. Step 4: Simplify right side
    169,603.20x = 11,434,020,212.16
  5. Step 5: Solve for x
    x = 11,434,020,212.16/169,603.20
  6. Step 6: Final answer
    x = 67,416.30

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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.