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Finding the Fourth Proportional to 111,576.54, 167,385.98 and 36,718.09

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Solution

The fourth proportional to 111,576.54, 167,385.98 and 36,718.09 is: 55,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,576.54 : 167,385.98 = 36,718.09 : x
  2. Step 2: Convert to fraction form
    111,576.54/167,385.98 = 36,718.09/x
  3. Step 3: Cross multiply
    111,576.54x = 167,385.98 × 36,718.09
  4. Step 4: Simplify right side
    111,576.54x = 6,146,093,478.38
  5. Step 5: Solve for x
    x = 6,146,093,478.38/111,576.54
  6. Step 6: Final answer
    x = 55,084.10

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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.