Home / 104,310.56-156,409.32-36,808.76

Finding the Fourth Proportional to 104,310.56, 156,409.32 and 36,808.76

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Solution

The fourth proportional to 104,310.56, 156,409.32 and 36,808.76 is: 55,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,310.56 : 156,409.32 = 36,808.76 : x
  2. Step 2: Convert to fraction form
    104,310.56/156,409.32 = 36,808.76/x
  3. Step 3: Cross multiply
    104,310.56x = 156,409.32 × 36,808.76
  4. Step 4: Simplify right side
    104,310.56x = 5,757,233,121.64
  5. Step 5: Solve for x
    x = 5,757,233,121.64/104,310.56
  6. Step 6: Final answer
    x = 55,193.20

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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.