Home / 37,080.81-51,171.60-20,084.99

Finding the Fourth Proportional to 37,080.81, 51,171.60 and 20,084.99

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Solution

The fourth proportional to 37,080.81, 51,171.60 and 20,084.99 is: 27,717.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.81 : 51,171.60 = 20,084.99 : x
  2. Step 2: Convert to fraction form
    37,080.81/51,171.60 = 20,084.99/x
  3. Step 3: Cross multiply
    37,080.81x = 51,171.60 × 20,084.99
  4. Step 4: Simplify right side
    37,080.81x = 1,027,780,818.43
  5. Step 5: Solve for x
    x = 1,027,780,818.43/37,080.81
  6. Step 6: Final answer
    x = 27,717.32

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1.5x scale

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.