Home / 66,973.12-92,422.52-36,757.68

Finding the Fourth Proportional to 66,973.12, 92,422.52 and 36,757.68

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Solution

The fourth proportional to 66,973.12, 92,422.52 and 36,757.68 is: 50,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,973.12 : 92,422.52 = 36,757.68 : x
  2. Step 2: Convert to fraction form
    66,973.12/92,422.52 = 36,757.68/x
  3. Step 3: Cross multiply
    66,973.12x = 92,422.52 × 36,757.68
  4. Step 4: Simplify right side
    66,973.12x = 3,397,237,414.95
  5. Step 5: Solve for x
    x = 3,397,237,414.95/66,973.12
  6. Step 6: Final answer
    x = 50,725.39

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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.