Home / 57,277.60-85,916.40-53,997.10

Finding the Fourth Proportional to 57,277.60, 85,916.40 and 53,997.10

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Solution

The fourth proportional to 57,277.60, 85,916.40 and 53,997.10 is: 80,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,277.60 : 85,916.40 = 53,997.10 : x
  2. Step 2: Convert to fraction form
    57,277.60/85,916.40 = 53,997.10/x
  3. Step 3: Cross multiply
    57,277.60x = 85,916.40 × 53,997.10
  4. Step 4: Simplify right side
    57,277.60x = 4,639,236,442.44
  5. Step 5: Solve for x
    x = 4,639,236,442.44/57,277.60
  6. Step 6: Final answer
    x = 80,995.65

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Similar ratio
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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.