Home / 125,601.96-173,320.62-71,874.66

Finding the Fourth Proportional to 125,601.96, 173,320.62 and 71,874.66

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Solution

The fourth proportional to 125,601.96, 173,320.62 and 71,874.66 is: 99,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,601.96 : 173,320.62 = 71,874.66 : x
  2. Step 2: Convert to fraction form
    125,601.96/173,320.62 = 71,874.66/x
  3. Step 3: Cross multiply
    125,601.96x = 173,320.62 × 71,874.66
  4. Step 4: Simplify right side
    125,601.96x = 12,457,360,633.49
  5. Step 5: Solve for x
    x = 12,457,360,633.49/125,601.96
  6. Step 6: Final answer
    x = 99,181.26

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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.