Home / 90,600.64-125,033.03-50,314.58

Finding the Fourth Proportional to 90,600.64, 125,033.03 and 50,314.58

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Solution

The fourth proportional to 90,600.64, 125,033.03 and 50,314.58 is: 69,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600.64 : 125,033.03 = 50,314.58 : x
  2. Step 2: Convert to fraction form
    90,600.64/125,033.03 = 50,314.58/x
  3. Step 3: Cross multiply
    90,600.64x = 125,033.03 × 50,314.58
  4. Step 4: Simplify right side
    90,600.64x = 6,290,984,171.39
  5. Step 5: Solve for x
    x = 6,290,984,171.39/90,600.64
  6. Step 6: Final answer
    x = 69,436.42

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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.