Home / 125,756.22-173,540.12-69,167.64

Finding the Fourth Proportional to 125,756.22, 173,540.12 and 69,167.64

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Solution

The fourth proportional to 125,756.22, 173,540.12 and 69,167.64 is: 95,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,756.22 : 173,540.12 = 69,167.64 : x
  2. Step 2: Convert to fraction form
    125,756.22/173,540.12 = 69,167.64/x
  3. Step 3: Cross multiply
    125,756.22x = 173,540.12 × 69,167.64
  4. Step 4: Simplify right side
    125,756.22x = 12,003,360,199.88
  5. Step 5: Solve for x
    x = 12,003,360,199.88/125,756.22
  6. Step 6: Final answer
    x = 95,449.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.