Home / 43,680.10-65,520.15-27,933.70

Finding the Fourth Proportional to 43,680.10, 65,520.15 and 27,933.70

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Solution

The fourth proportional to 43,680.10, 65,520.15 and 27,933.70 is: 41,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,680.10 : 65,520.15 = 27,933.70 : x
  2. Step 2: Convert to fraction form
    43,680.10/65,520.15 = 27,933.70/x
  3. Step 3: Cross multiply
    43,680.10x = 65,520.15 × 27,933.70
  4. Step 4: Simplify right side
    43,680.10x = 1,830,220,214.06
  5. Step 5: Solve for x
    x = 1,830,220,214.06/43,680.10
  6. Step 6: Final answer
    x = 41,900.55

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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.