Home / 104,930.32-157,441.96-54,998.55

Finding the Fourth Proportional to 104,930.32, 157,441.96 and 54,998.55

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Solution

The fourth proportional to 104,930.32, 157,441.96 and 54,998.55 is: 82,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,930.32 : 157,441.96 = 54,998.55 : x
  2. Step 2: Convert to fraction form
    104,930.32/157,441.96 = 54,998.55/x
  3. Step 3: Cross multiply
    104,930.32x = 157,441.96 × 54,998.55
  4. Step 4: Simplify right side
    104,930.32x = 8,659,079,509.16
  5. Step 5: Solve for x
    x = 8,659,079,509.16/104,930.32
  6. Step 6: Final answer
    x = 82,522.19

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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.