Home / 96,924.78-133,762.32-54,486.05

Finding the Fourth Proportional to 96,924.78, 133,762.32 and 54,486.05

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Solution

The fourth proportional to 96,924.78, 133,762.32 and 54,486.05 is: 75,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,924.78 : 133,762.32 = 54,486.05 : x
  2. Step 2: Convert to fraction form
    96,924.78/133,762.32 = 54,486.05/x
  3. Step 3: Cross multiply
    96,924.78x = 133,762.32 × 54,486.05
  4. Step 4: Simplify right side
    96,924.78x = 7,288,179,786.82
  5. Step 5: Solve for x
    x = 7,288,179,786.82/96,924.78
  6. Step 6: Final answer
    x = 75,194.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.