Home / 77,550.56-116,326.56-49,868

Finding the Fourth Proportional to 77,550.56, 116,326.56 and 49,868

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Solution

The fourth proportional to 77,550.56, 116,326.56 and 49,868 is: 74,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,550.56 : 116,326.56 = 49,868 : x
  2. Step 2: Convert to fraction form
    77,550.56/116,326.56 = 49,868/x
  3. Step 3: Cross multiply
    77,550.56x = 116,326.56 × 49,868
  4. Step 4: Simplify right side
    77,550.56x = 5,800,972,894.08
  5. Step 5: Solve for x
    x = 5,800,972,894.08/77,550.56
  6. Step 6: Final answer
    x = 74,802.46

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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.