Home / 131,406.03-197,122.79-60,316.53

Finding the Fourth Proportional to 131,406.03, 197,122.79 and 60,316.53

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Solution

The fourth proportional to 131,406.03, 197,122.79 and 60,316.53 is: 90,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,406.03 : 197,122.79 = 60,316.53 : x
  2. Step 2: Convert to fraction form
    131,406.03/197,122.79 = 60,316.53/x
  3. Step 3: Cross multiply
    131,406.03x = 197,122.79 × 60,316.53
  4. Step 4: Simplify right side
    131,406.03x = 11,889,762,375.14
  5. Step 5: Solve for x
    x = 11,889,762,375.14/131,406.03
  6. Step 6: Final answer
    x = 90,481.10

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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.