Home / 143,318.33-214,982.42-64,432.83

Finding the Fourth Proportional to 143,318.33, 214,982.42 and 64,432.83

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Solution

The fourth proportional to 143,318.33, 214,982.42 and 64,432.83 is: 96,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,318.33 : 214,982.42 = 64,432.83 : x
  2. Step 2: Convert to fraction form
    143,318.33/214,982.42 = 64,432.83/x
  3. Step 3: Cross multiply
    143,318.33x = 214,982.42 × 64,432.83
  4. Step 4: Simplify right side
    143,318.33x = 13,851,925,398.68
  5. Step 5: Solve for x
    x = 13,851,925,398.68/143,318.33
  6. Step 6: Final answer
    x = 96,651.46

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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.