Home / 66,918.43-92,350.01-36,705.02

Finding the Fourth Proportional to 66,918.43, 92,350.01 and 36,705.02

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Solution

The fourth proportional to 66,918.43, 92,350.01 and 36,705.02 is: 50,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,918.43 : 92,350.01 = 36,705.02 : x
  2. Step 2: Convert to fraction form
    66,918.43/92,350.01 = 36,705.02/x
  3. Step 3: Cross multiply
    66,918.43x = 92,350.01 × 36,705.02
  4. Step 4: Simplify right side
    66,918.43x = 3,389,708,964.05
  5. Step 5: Solve for x
    x = 3,389,708,964.05/66,918.43
  6. Step 6: Final answer
    x = 50,654.34

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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.