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Finding the Fourth Proportional to 67,912.68, 93,719.06 and 37,702.38

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Solution

The fourth proportional to 67,912.68, 93,719.06 and 37,702.38 is: 52,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,912.68 : 93,719.06 = 37,702.38 : x
  2. Step 2: Convert to fraction form
    67,912.68/93,719.06 = 37,702.38/x
  3. Step 3: Cross multiply
    67,912.68x = 93,719.06 × 37,702.38
  4. Step 4: Simplify right side
    67,912.68x = 3,533,431,613.36
  5. Step 5: Solve for x
    x = 3,533,431,613.36/67,912.68
  6. Step 6: Final answer
    x = 52,029.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.