Home / 51,811.40-77,601.90-44,899.40

Finding the Fourth Proportional to 51,811.40, 77,601.90 and 44,899.40

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Solution

The fourth proportional to 51,811.40, 77,601.90 and 44,899.40 is: 67,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811.40 : 77,601.90 = 44,899.40 : x
  2. Step 2: Convert to fraction form
    51,811.40/77,601.90 = 44,899.40/x
  3. Step 3: Cross multiply
    51,811.40x = 77,601.90 × 44,899.40
  4. Step 4: Simplify right side
    51,811.40x = 3,484,278,748.86
  5. Step 5: Solve for x
    x = 3,484,278,748.86/51,811.40
  6. Step 6: Final answer
    x = 67,249.27

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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.