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Finding the Fourth Proportional to 169,074.72, 253,628.97 and 62,486.67

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Solution

The fourth proportional to 169,074.72, 253,628.97 and 62,486.67 is: 93,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,074.72 : 253,628.97 = 62,486.67 : x
  2. Step 2: Convert to fraction form
    169,074.72/253,628.97 = 62,486.67/x
  3. Step 3: Cross multiply
    169,074.72x = 253,628.97 × 62,486.67
  4. Step 4: Simplify right side
    169,074.72x = 15,848,429,750.83
  5. Step 5: Solve for x
    x = 15,848,429,750.83/169,074.72
  6. Step 6: Final answer
    x = 93,736.25

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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.