Home / 40,850.40-61,333.20-25,298.40

Finding the Fourth Proportional to 40,850.40, 61,333.20 and 25,298.40

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Solution

The fourth proportional to 40,850.40, 61,333.20 and 25,298.40 is: 37,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,850.40 : 61,333.20 = 25,298.40 : x
  2. Step 2: Convert to fraction form
    40,850.40/61,333.20 = 25,298.40/x
  3. Step 3: Cross multiply
    40,850.40x = 61,333.20 × 25,298.40
  4. Step 4: Simplify right side
    40,850.40x = 1,551,631,826.88
  5. Step 5: Solve for x
    x = 1,551,631,826.88/40,850.40
  6. Step 6: Final answer
    x = 37,983.27

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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.