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Finding the Fourth Proportional to 100,173.98, 150,337.15 and 37,053.81

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Solution

The fourth proportional to 100,173.98, 150,337.15 and 37,053.81 is: 55,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,173.98 : 150,337.15 = 37,053.81 : x
  2. Step 2: Convert to fraction form
    100,173.98/150,337.15 = 37,053.81/x
  3. Step 3: Cross multiply
    100,173.98x = 150,337.15 × 37,053.81
  4. Step 4: Simplify right side
    100,173.98x = 5,570,564,099.41
  5. Step 5: Solve for x
    x = 5,570,564,099.41/100,173.98
  6. Step 6: Final answer
    x = 55,608.89

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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.