Home / 117,727.20-176,795.60-62,431.20

Finding the Fourth Proportional to 117,727.20, 176,795.60 and 62,431.20

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Solution

The fourth proportional to 117,727.20, 176,795.60 and 62,431.20 is: 93,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,727.20 : 176,795.60 = 62,431.20 : x
  2. Step 2: Convert to fraction form
    117,727.20/176,795.60 = 62,431.20/x
  3. Step 3: Cross multiply
    117,727.20x = 176,795.60 × 62,431.20
  4. Step 4: Simplify right side
    117,727.20x = 11,037,561,462.72
  5. Step 5: Solve for x
    x = 11,037,561,462.72/117,727.20
  6. Step 6: Final answer
    x = 93,755.41

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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.