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Finding the Fourth Proportional to 67,967.80, 93,792.46 and 37,755.08

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Solution

The fourth proportional to 67,967.80, 93,792.46 and 37,755.08 is: 52,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,967.80 : 93,792.46 = 37,755.08 : x
  2. Step 2: Convert to fraction form
    67,967.80/93,792.46 = 37,755.08/x
  3. Step 3: Cross multiply
    67,967.80x = 93,792.46 × 37,755.08
  4. Step 4: Simplify right side
    67,967.80x = 3,541,141,830.70
  5. Step 5: Solve for x
    x = 3,541,141,830.70/67,967.80
  6. Step 6: Final answer
    x = 52,100.29

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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.