Home / 66,982.14-92,436.57-36,770.31

Finding the Fourth Proportional to 66,982.14, 92,436.57 and 36,770.31

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Solution

The fourth proportional to 66,982.14, 92,436.57 and 36,770.31 is: 50,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,982.14 : 92,436.57 = 36,770.31 : x
  2. Step 2: Convert to fraction form
    66,982.14/92,436.57 = 36,770.31/x
  3. Step 3: Cross multiply
    66,982.14x = 92,436.57 × 36,770.31
  4. Step 4: Simplify right side
    66,982.14x = 3,398,921,334.24
  5. Step 5: Solve for x
    x = 3,398,921,334.24/66,982.14
  6. Step 6: Final answer
    x = 50,743.70

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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.