Home / 96,825.78-133,611.57-53,806.53

Finding the Fourth Proportional to 96,825.78, 133,611.57 and 53,806.53

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Solution

The fourth proportional to 96,825.78, 133,611.57 and 53,806.53 is: 74,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,825.78 : 133,611.57 = 53,806.53 : x
  2. Step 2: Convert to fraction form
    96,825.78/133,611.57 = 53,806.53/x
  3. Step 3: Cross multiply
    96,825.78x = 133,611.57 × 53,806.53
  4. Step 4: Simplify right side
    96,825.78x = 7,189,174,949.55
  5. Step 5: Solve for x
    x = 7,189,174,949.55/96,825.78
  6. Step 6: Final answer
    x = 74,248.56

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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.