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Finding the Fourth Proportional to 164,759.04, 247,080.11 and 71,213.76

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Solution

The fourth proportional to 164,759.04, 247,080.11 and 71,213.76 is: 106,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,759.04 : 247,080.11 = 71,213.76 : x
  2. Step 2: Convert to fraction form
    164,759.04/247,080.11 = 71,213.76/x
  3. Step 3: Cross multiply
    164,759.04x = 247,080.11 × 71,213.76
  4. Step 4: Simplify right side
    164,759.04x = 17,595,503,298.24
  5. Step 5: Solve for x
    x = 17,595,503,298.24/164,759.04
  6. Step 6: Final answer
    x = 106,795.37

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1.5x scale

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.