Home / 104,914.67-157,418.52-54,982.91

Finding the Fourth Proportional to 104,914.67, 157,418.52 and 54,982.91

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Solution

The fourth proportional to 104,914.67, 157,418.52 and 54,982.91 is: 82,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,914.67 : 157,418.52 = 54,982.91 : x
  2. Step 2: Convert to fraction form
    104,914.67/157,418.52 = 54,982.91/x
  3. Step 3: Cross multiply
    104,914.67x = 157,418.52 × 54,982.91
  4. Step 4: Simplify right side
    104,914.67x = 8,655,327,530.40
  5. Step 5: Solve for x
    x = 8,655,327,530.40/104,914.67
  6. Step 6: Final answer
    x = 82,498.74

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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.