Home / 143,322.20-214,724.10-116,883.80

Finding the Fourth Proportional to 143,322.20, 214,724.10 and 116,883.80

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Solution

The fourth proportional to 143,322.20, 214,724.10 and 116,883.80 is: 175,114.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,322.20 : 214,724.10 = 116,883.80 : x
  2. Step 2: Convert to fraction form
    143,322.20/214,724.10 = 116,883.80/x
  3. Step 3: Cross multiply
    143,322.20x = 214,724.10 × 116,883.80
  4. Step 4: Simplify right side
    143,322.20x = 25,097,768,759.58
  5. Step 5: Solve for x
    x = 25,097,768,759.58/143,322.20
  6. Step 6: Final answer
    x = 175,114.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.