Home / 108,068.99-161,771.33-92,125.76

Finding the Fourth Proportional to 108,068.99, 161,771.33 and 92,125.76

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Solution

The fourth proportional to 108,068.99, 161,771.33 and 92,125.76 is: 137,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,068.99 : 161,771.33 = 92,125.76 : x
  2. Step 2: Convert to fraction form
    108,068.99/161,771.33 = 92,125.76/x
  3. Step 3: Cross multiply
    108,068.99x = 161,771.33 × 92,125.76
  4. Step 4: Simplify right side
    108,068.99x = 14,903,305,452.98
  5. Step 5: Solve for x
    x = 14,903,305,452.98/108,068.99
  6. Step 6: Final answer
    x = 137,905.48

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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.