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Finding the Fourth Proportional to 111,468.09, 167,166.99 and 36,570.78

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Solution

The fourth proportional to 111,468.09, 167,166.99 and 36,570.78 is: 54,844.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,468.09 : 167,166.99 = 36,570.78 : x
  2. Step 2: Convert to fraction form
    111,468.09/167,166.99 = 36,570.78/x
  3. Step 3: Cross multiply
    111,468.09x = 167,166.99 × 36,570.78
  4. Step 4: Simplify right side
    111,468.09x = 6,113,427,214.55
  5. Step 5: Solve for x
    x = 6,113,427,214.55/111,468.09
  6. Step 6: Final answer
    x = 54,844.64

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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.