Home / 47,214.60-65,157.30-25,991.88

Finding the Fourth Proportional to 47,214.60, 65,157.30 and 25,991.88

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Solution

The fourth proportional to 47,214.60, 65,157.30 and 25,991.88 is: 35,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,214.60 : 65,157.30 = 25,991.88 : x
  2. Step 2: Convert to fraction form
    47,214.60/65,157.30 = 25,991.88/x
  3. Step 3: Cross multiply
    47,214.60x = 65,157.30 × 25,991.88
  4. Step 4: Simplify right side
    47,214.60x = 1,693,560,722.72
  5. Step 5: Solve for x
    x = 1,693,560,722.72/47,214.60
  6. Step 6: Final answer
    x = 35,869.43

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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.