Home / 56,844.28-85,117.26-40,113.64

Finding the Fourth Proportional to 56,844.28, 85,117.26 and 40,113.64

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Solution

The fourth proportional to 56,844.28, 85,117.26 and 40,113.64 is: 60,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,844.28 : 85,117.26 = 40,113.64 : x
  2. Step 2: Convert to fraction form
    56,844.28/85,117.26 = 40,113.64/x
  3. Step 3: Cross multiply
    56,844.28x = 85,117.26 × 40,113.64
  4. Step 4: Simplify right side
    56,844.28x = 3,414,363,125.43
  5. Step 5: Solve for x
    x = 3,414,363,125.43/56,844.28
  6. Step 6: Final answer
    x = 60,065.20

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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.