Home / 97,243.50-145,889.90-27,122.82

Finding the Fourth Proportional to 97,243.50, 145,889.90 and 27,122.82

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Solution

The fourth proportional to 97,243.50, 145,889.90 and 27,122.82 is: 40,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,243.50 : 145,889.90 = 27,122.82 : x
  2. Step 2: Convert to fraction form
    97,243.50/145,889.90 = 27,122.82/x
  3. Step 3: Cross multiply
    97,243.50x = 145,889.90 × 27,122.82
  4. Step 4: Simplify right side
    97,243.50x = 3,956,945,361.90
  5. Step 5: Solve for x
    x = 3,956,945,361.90/97,243.50
  6. Step 6: Final answer
    x = 40,691.10

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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.