Home / 77,296.19-116,470.78-63,563.81

Finding the Fourth Proportional to 77,296.19, 116,470.78 and 63,563.81

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Solution

The fourth proportional to 77,296.19, 116,470.78 and 63,563.81 is: 95,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,296.19 : 116,470.78 = 63,563.81 : x
  2. Step 2: Convert to fraction form
    77,296.19/116,470.78 = 63,563.81/x
  3. Step 3: Cross multiply
    77,296.19x = 116,470.78 × 63,563.81
  4. Step 4: Simplify right side
    77,296.19x = 7,403,325,789.21
  5. Step 5: Solve for x
    x = 7,403,325,789.21/77,296.19
  6. Step 6: Final answer
    x = 95,778.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.