Home / 100,053.22-150,099.90-36,873.66

Finding the Fourth Proportional to 100,053.22, 150,099.90 and 36,873.66

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Solution

The fourth proportional to 100,053.22, 150,099.90 and 36,873.66 is: 55,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,053.22 : 150,099.90 = 36,873.66 : x
  2. Step 2: Convert to fraction form
    100,053.22/150,099.90 = 36,873.66/x
  3. Step 3: Cross multiply
    100,053.22x = 150,099.90 × 36,873.66
  4. Step 4: Simplify right side
    100,053.22x = 5,534,732,678.63
  5. Step 5: Solve for x
    x = 5,534,732,678.63/100,053.22
  6. Step 6: Final answer
    x = 55,317.89

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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.