Home / 100,808.35-151,172.70-37,593.79

Finding the Fourth Proportional to 100,808.35, 151,172.70 and 37,593.79

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Solution

The fourth proportional to 100,808.35, 151,172.70 and 37,593.79 is: 56,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,808.35 : 151,172.70 = 37,593.79 : x
  2. Step 2: Convert to fraction form
    100,808.35/151,172.70 = 37,593.79/x
  3. Step 3: Cross multiply
    100,808.35x = 151,172.70 × 37,593.79
  4. Step 4: Simplify right side
    100,808.35x = 5,683,154,737.53
  5. Step 5: Solve for x
    x = 5,683,154,737.53/100,808.35
  6. Step 6: Final answer
    x = 56,375.83

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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.