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Finding the Fourth Proportional to 111,799.92, 167,701.09 and 32,915.64

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Solution

The fourth proportional to 111,799.92, 167,701.09 and 32,915.64 is: 49,373.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,799.92 : 167,701.09 = 32,915.64 : x
  2. Step 2: Convert to fraction form
    111,799.92/167,701.09 = 32,915.64/x
  3. Step 3: Cross multiply
    111,799.92x = 167,701.09 × 32,915.64
  4. Step 4: Simplify right side
    111,799.92x = 5,519,988,706.05
  5. Step 5: Solve for x
    x = 5,519,988,706.05/111,799.92
  6. Step 6: Final answer
    x = 49,373.82

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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.