Home / 108,491.05-162,841.65-52,370.56

Finding the Fourth Proportional to 108,491.05, 162,841.65 and 52,370.56

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Solution

The fourth proportional to 108,491.05, 162,841.65 and 52,370.56 is: 78,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,491.05 : 162,841.65 = 52,370.56 : x
  2. Step 2: Convert to fraction form
    108,491.05/162,841.65 = 52,370.56/x
  3. Step 3: Cross multiply
    108,491.05x = 162,841.65 × 52,370.56
  4. Step 4: Simplify right side
    108,491.05x = 8,528,108,401.82
  5. Step 5: Solve for x
    x = 8,528,108,401.82/108,491.05
  6. Step 6: Final answer
    x = 78,606.56

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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.