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Finding the Fourth Proportional to 169,330.50, 253,964.57 and 62,698.05

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Solution

The fourth proportional to 169,330.50, 253,964.57 and 62,698.05 is: 94,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,330.50 : 253,964.57 = 62,698.05 : x
  2. Step 2: Convert to fraction form
    169,330.50/253,964.57 = 62,698.05/x
  3. Step 3: Cross multiply
    169,330.50x = 253,964.57 × 62,698.05
  4. Step 4: Simplify right side
    169,330.50x = 15,923,082,994.60
  5. Step 5: Solve for x
    x = 15,923,082,994.60/169,330.50
  6. Step 6: Final answer
    x = 94,035.53

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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.