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Finding the Fourth Proportional to 111,273, 166,975.11 and 41,201.52

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Solution

The fourth proportional to 111,273, 166,975.11 and 41,201.52 is: 61,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,273 : 166,975.11 = 41,201.52 : x
  2. Step 2: Convert to fraction form
    111,273/166,975.11 = 41,201.52/x
  3. Step 3: Cross multiply
    111,273x = 166,975.11 × 41,201.52
  4. Step 4: Simplify right side
    111,273x = 6,879,628,334.17
  5. Step 5: Solve for x
    x = 6,879,628,334.17/111,273
  6. Step 6: Final answer
    x = 61,826.57

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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.