Home / 96,796.80-133,586.22-53,781.48

Finding the Fourth Proportional to 96,796.80, 133,586.22 and 53,781.48

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Solution

The fourth proportional to 96,796.80, 133,586.22 and 53,781.48 is: 74,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,796.80 : 133,586.22 = 53,781.48 : x
  2. Step 2: Convert to fraction form
    96,796.80/133,586.22 = 53,781.48/x
  3. Step 3: Cross multiply
    96,796.80x = 133,586.22 × 53,781.48
  4. Step 4: Simplify right side
    96,796.80x = 7,184,464,619.21
  5. Step 5: Solve for x
    x = 7,184,464,619.21/96,796.80
  6. Step 6: Final answer
    x = 74,222.13

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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.