Home / 250,327.76-345,455.88-149,706.32

Finding the Fourth Proportional to 250,327.76, 345,455.88 and 149,706.32

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Solution

The fourth proportional to 250,327.76, 345,455.88 and 149,706.32 is: 206,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,327.76 : 345,455.88 = 149,706.32 : x
  2. Step 2: Convert to fraction form
    250,327.76/345,455.88 = 149,706.32/x
  3. Step 3: Cross multiply
    250,327.76x = 345,455.88 × 149,706.32
  4. Step 4: Simplify right side
    250,327.76x = 51,716,928,517.16
  5. Step 5: Solve for x
    x = 51,716,928,517.16/250,327.76
  6. Step 6: Final answer
    x = 206,596.86

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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.