Home / 108,156.75-162,293.45-52,752.75

Finding the Fourth Proportional to 108,156.75, 162,293.45 and 52,752.75

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Solution

The fourth proportional to 108,156.75, 162,293.45 and 52,752.75 is: 79,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,156.75 : 162,293.45 = 52,752.75 : x
  2. Step 2: Convert to fraction form
    108,156.75/162,293.45 = 52,752.75/x
  3. Step 3: Cross multiply
    108,156.75x = 162,293.45 × 52,752.75
  4. Step 4: Simplify right side
    108,156.75x = 8,561,425,530.72
  5. Step 5: Solve for x
    x = 8,561,425,530.72/108,156.75
  6. Step 6: Final answer
    x = 79,157.57

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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.