Home / 109,554.85-164,283.68-50,408.65

Finding the Fourth Proportional to 109,554.85, 164,283.68 and 50,408.65

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Solution

The fourth proportional to 109,554.85, 164,283.68 and 50,408.65 is: 75,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,554.85 : 164,283.68 = 50,408.65 : x
  2. Step 2: Convert to fraction form
    109,554.85/164,283.68 = 50,408.65/x
  3. Step 3: Cross multiply
    109,554.85x = 164,283.68 × 50,408.65
  4. Step 4: Simplify right side
    109,554.85x = 8,281,318,273.79
  5. Step 5: Solve for x
    x = 8,281,318,273.79/109,554.85
  6. Step 6: Final answer
    x = 75,590.61

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1.5x scale

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.