Home / 96,822.67-133,627.82-54,381.20

Finding the Fourth Proportional to 96,822.67, 133,627.82 and 54,381.20

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Solution

The fourth proportional to 96,822.67, 133,627.82 and 54,381.20 is: 75,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,822.67 : 133,627.82 = 54,381.20 : x
  2. Step 2: Convert to fraction form
    96,822.67/133,627.82 = 54,381.20/x
  3. Step 3: Cross multiply
    96,822.67x = 133,627.82 × 54,381.20
  4. Step 4: Simplify right side
    96,822.67x = 7,266,841,403.10
  5. Step 5: Solve for x
    x = 7,266,841,403.10/96,822.67
  6. Step 6: Final answer
    x = 75,053.10

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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.