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Finding the Fourth Proportional to 111,768.92, 167,656.42 and 32,885.66

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Solution

The fourth proportional to 111,768.92, 167,656.42 and 32,885.66 is: 49,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,768.92 : 167,656.42 = 32,885.66 : x
  2. Step 2: Convert to fraction form
    111,768.92/167,656.42 = 32,885.66/x
  3. Step 3: Cross multiply
    111,768.92x = 167,656.42 × 32,885.66
  4. Step 4: Simplify right side
    111,768.92x = 5,513,492,024.94
  5. Step 5: Solve for x
    x = 5,513,492,024.94/111,768.92
  6. Step 6: Final answer
    x = 49,329.38

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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.