Home / 66,947.56-92,393.62-36,738.77

Finding the Fourth Proportional to 66,947.56, 92,393.62 and 36,738.77

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Solution

The fourth proportional to 66,947.56, 92,393.62 and 36,738.77 is: 50,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,947.56 : 92,393.62 = 36,738.77 : x
  2. Step 2: Convert to fraction form
    66,947.56/92,393.62 = 36,738.77/x
  3. Step 3: Cross multiply
    66,947.56x = 92,393.62 × 36,738.77
  4. Step 4: Simplify right side
    66,947.56x = 3,394,427,893.95
  5. Step 5: Solve for x
    x = 3,394,427,893.95/66,947.56
  6. Step 6: Final answer
    x = 50,702.79

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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.