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Finding the Fourth Proportional to 67,971.80, 93,804.28 and 37,757.18

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Solution

The fourth proportional to 67,971.80, 93,804.28 and 37,757.18 is: 52,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,971.80 : 93,804.28 = 37,757.18 : x
  2. Step 2: Convert to fraction form
    67,971.80/93,804.28 = 37,757.18/x
  3. Step 3: Cross multiply
    67,971.80x = 93,804.28 × 37,757.18
  4. Step 4: Simplify right side
    67,971.80x = 3,541,785,084.73
  5. Step 5: Solve for x
    x = 3,541,785,084.73/67,971.80
  6. Step 6: Final answer
    x = 52,106.68

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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.