Home / 71,827.56-107,741.40-22,579.56

Finding the Fourth Proportional to 71,827.56, 107,741.40 and 22,579.56

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Solution

The fourth proportional to 71,827.56, 107,741.40 and 22,579.56 is: 33,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,827.56 : 107,741.40 = 22,579.56 : x
  2. Step 2: Convert to fraction form
    71,827.56/107,741.40 = 22,579.56/x
  3. Step 3: Cross multiply
    71,827.56x = 107,741.40 × 22,579.56
  4. Step 4: Simplify right side
    71,827.56x = 2,432,753,405.78
  5. Step 5: Solve for x
    x = 2,432,753,405.78/71,827.56
  6. Step 6: Final answer
    x = 33,869.36

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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.