Home / 125,674.45-173,426.34-69,085.42

Finding the Fourth Proportional to 125,674.45, 173,426.34 and 69,085.42

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Solution

The fourth proportional to 125,674.45, 173,426.34 and 69,085.42 is: 95,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,674.45 : 173,426.34 = 69,085.42 : x
  2. Step 2: Convert to fraction form
    125,674.45/173,426.34 = 69,085.42/x
  3. Step 3: Cross multiply
    125,674.45x = 173,426.34 × 69,085.42
  4. Step 4: Simplify right side
    125,674.45x = 11,981,231,537.96
  5. Step 5: Solve for x
    x = 11,981,231,537.96/125,674.45
  6. Step 6: Final answer
    x = 95,335.46

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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.