Home / 178,203.99-245,921.82-97,629.78

Finding the Fourth Proportional to 178,203.99, 245,921.82 and 97,629.78

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Solution

The fourth proportional to 178,203.99, 245,921.82 and 97,629.78 is: 134,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,203.99 : 245,921.82 = 97,629.78 : x
  2. Step 2: Convert to fraction form
    178,203.99/245,921.82 = 97,629.78/x
  3. Step 3: Cross multiply
    178,203.99x = 245,921.82 × 97,629.78
  4. Step 4: Simplify right side
    178,203.99x = 24,009,294,472.12
  5. Step 5: Solve for x
    x = 24,009,294,472.12/178,203.99
  6. Step 6: Final answer
    x = 134,729.27

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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.