Home / 44,080.72-66,128.36-21,894.84

Finding the Fourth Proportional to 44,080.72, 66,128.36 and 21,894.84

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Solution

The fourth proportional to 44,080.72, 66,128.36 and 21,894.84 is: 32,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,080.72 : 66,128.36 = 21,894.84 : x
  2. Step 2: Convert to fraction form
    44,080.72/66,128.36 = 21,894.84/x
  3. Step 3: Cross multiply
    44,080.72x = 66,128.36 × 21,894.84
  4. Step 4: Simplify right side
    44,080.72x = 1,447,869,861.66
  5. Step 5: Solve for x
    x = 1,447,869,861.66/44,080.72
  6. Step 6: Final answer
    x = 32,845.88

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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.