Home / 66,975.39-92,427.21-36,763.54

Finding the Fourth Proportional to 66,975.39, 92,427.21 and 36,763.54

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Solution

The fourth proportional to 66,975.39, 92,427.21 and 36,763.54 is: 50,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,975.39 : 92,427.21 = 36,763.54 : x
  2. Step 2: Convert to fraction form
    66,975.39/92,427.21 = 36,763.54/x
  3. Step 3: Cross multiply
    66,975.39x = 92,427.21 × 36,763.54
  4. Step 4: Simplify right side
    66,975.39x = 3,397,951,200.86
  5. Step 5: Solve for x
    x = 3,397,951,200.86/66,975.39
  6. Step 6: Final answer
    x = 50,734.32

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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.