Home / 104,742.40-157,080.96-34,604.80

Finding the Fourth Proportional to 104,742.40, 157,080.96 and 34,604.80

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Solution

The fourth proportional to 104,742.40, 157,080.96 and 34,604.80 is: 51,896.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,742.40 : 157,080.96 = 34,604.80 : x
  2. Step 2: Convert to fraction form
    104,742.40/157,080.96 = 34,604.80/x
  3. Step 3: Cross multiply
    104,742.40x = 157,080.96 × 34,604.80
  4. Step 4: Simplify right side
    104,742.40x = 5,435,755,204.61
  5. Step 5: Solve for x
    x = 5,435,755,204.61/104,742.40
  6. Step 6: Final answer
    x = 51,896.42

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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.