Home / 155,605.46-214,739.80-95,175.02

Finding the Fourth Proportional to 155,605.46, 214,739.80 and 95,175.02

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Solution

The fourth proportional to 155,605.46, 214,739.80 and 95,175.02 is: 131,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,605.46 : 214,739.80 = 95,175.02 : x
  2. Step 2: Convert to fraction form
    155,605.46/214,739.80 = 95,175.02/x
  3. Step 3: Cross multiply
    155,605.46x = 214,739.80 × 95,175.02
  4. Step 4: Simplify right side
    155,605.46x = 20,437,864,759.80
  5. Step 5: Solve for x
    x = 20,437,864,759.80/155,605.46
  6. Step 6: Final answer
    x = 131,344.14

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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.