Home / 77,771.91-116,652.39-44,387.36

Finding the Fourth Proportional to 77,771.91, 116,652.39 and 44,387.36

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Solution

The fourth proportional to 77,771.91, 116,652.39 and 44,387.36 is: 66,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,771.91 : 116,652.39 = 44,387.36 : x
  2. Step 2: Convert to fraction form
    77,771.91/116,652.39 = 44,387.36/x
  3. Step 3: Cross multiply
    77,771.91x = 116,652.39 × 44,387.36
  4. Step 4: Simplify right side
    77,771.91x = 5,177,891,317.52
  5. Step 5: Solve for x
    x = 5,177,891,317.52/77,771.91
  6. Step 6: Final answer
    x = 66,577.91

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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.