Home / 40,863.56-61,298.87-11,281.40

Finding the Fourth Proportional to 40,863.56, 61,298.87 and 11,281.40

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Solution

The fourth proportional to 40,863.56, 61,298.87 and 11,281.40 is: 16,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,863.56 : 61,298.87 = 11,281.40 : x
  2. Step 2: Convert to fraction form
    40,863.56/61,298.87 = 11,281.40/x
  3. Step 3: Cross multiply
    40,863.56x = 61,298.87 × 11,281.40
  4. Step 4: Simplify right side
    40,863.56x = 691,536,709.12
  5. Step 5: Solve for x
    x = 691,536,709.12/40,863.56
  6. Step 6: Final answer
    x = 16,923.06

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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.