Home / 77,917.00-116,949.31-40,503.92

Finding the Fourth Proportional to 77,917.00, 116,949.31 and 40,503.92

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Solution

The fourth proportional to 77,917.00, 116,949.31 and 40,503.92 is: 60,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,917.00 : 116,949.31 = 40,503.92 : x
  2. Step 2: Convert to fraction form
    77,917.00/116,949.31 = 40,503.92/x
  3. Step 3: Cross multiply
    77,917.00x = 116,949.31 × 40,503.92
  4. Step 4: Simplify right side
    77,917.00x = 4,736,905,996.40
  5. Step 5: Solve for x
    x = 4,736,905,996.40/77,917.00
  6. Step 6: Final answer
    x = 60,794.25

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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.