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Finding the Fourth Proportional to 166,131.70, 248,900.55 and 101,097.70

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Solution

The fourth proportional to 166,131.70, 248,900.55 and 101,097.70 is: 151,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,131.70 : 248,900.55 = 101,097.70 : x
  2. Step 2: Convert to fraction form
    166,131.70/248,900.55 = 101,097.70/x
  3. Step 3: Cross multiply
    166,131.70x = 248,900.55 × 101,097.70
  4. Step 4: Simplify right side
    166,131.70x = 25,163,273,133.74
  5. Step 5: Solve for x
    x = 25,163,273,133.74/166,131.70
  6. Step 6: Final answer
    x = 151,465.81

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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.