Home / 117,744.36-162,487.98-64,029.96

Finding the Fourth Proportional to 117,744.36, 162,487.98 and 64,029.96

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Solution

The fourth proportional to 117,744.36, 162,487.98 and 64,029.96 is: 88,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,744.36 : 162,487.98 = 64,029.96 : x
  2. Step 2: Convert to fraction form
    117,744.36/162,487.98 = 64,029.96/x
  3. Step 3: Cross multiply
    117,744.36x = 162,487.98 × 64,029.96
  4. Step 4: Simplify right side
    117,744.36x = 10,404,098,859.88
  5. Step 5: Solve for x
    x = 10,404,098,859.88/117,744.36
  6. Step 6: Final answer
    x = 88,361.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.