Home / 43,520.16-65,309.43-27,948.72

Finding the Fourth Proportional to 43,520.16, 65,309.43 and 27,948.72

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Solution

The fourth proportional to 43,520.16, 65,309.43 and 27,948.72 is: 41,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,520.16 : 65,309.43 = 27,948.72 : x
  2. Step 2: Convert to fraction form
    43,520.16/65,309.43 = 27,948.72/x
  3. Step 3: Cross multiply
    43,520.16x = 65,309.43 × 27,948.72
  4. Step 4: Simplify right side
    43,520.16x = 1,825,314,972.43
  5. Step 5: Solve for x
    x = 1,825,314,972.43/43,520.16
  6. Step 6: Final answer
    x = 41,941.83

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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.