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Finding the Fourth Proportional to 111,493.40, 167,196.35 and 44,921.12

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Solution

The fourth proportional to 111,493.40, 167,196.35 and 44,921.12 is: 67,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,493.40 : 167,196.35 = 44,921.12 : x
  2. Step 2: Convert to fraction form
    111,493.40/167,196.35 = 44,921.12/x
  3. Step 3: Cross multiply
    111,493.40x = 167,196.35 × 44,921.12
  4. Step 4: Simplify right side
    111,493.40x = 7,510,646,578.23
  5. Step 5: Solve for x
    x = 7,510,646,578.23/111,493.40
  6. Step 6: Final answer
    x = 67,364.05

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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.