Home / 125,749.12-173,530.92-69,161.44

Finding the Fourth Proportional to 125,749.12, 173,530.92 and 69,161.44

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Solution

The fourth proportional to 125,749.12, 173,530.92 and 69,161.44 is: 95,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,749.12 : 173,530.92 = 69,161.44 : x
  2. Step 2: Convert to fraction form
    125,749.12/173,530.92 = 69,161.44/x
  3. Step 3: Cross multiply
    125,749.12x = 173,530.92 × 69,161.44
  4. Step 4: Simplify right side
    125,749.12x = 12,001,648,311.72
  5. Step 5: Solve for x
    x = 12,001,648,311.72/125,749.12
  6. Step 6: Final answer
    x = 95,441.21

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1.5x scale

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.