Home / 177,974.53-245,601.56-97,400.43

Finding the Fourth Proportional to 177,974.53, 245,601.56 and 97,400.43

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Solution

The fourth proportional to 177,974.53, 245,601.56 and 97,400.43 is: 134,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,974.53 : 245,601.56 = 97,400.43 : x
  2. Step 2: Convert to fraction form
    177,974.53/245,601.56 = 97,400.43/x
  3. Step 3: Cross multiply
    177,974.53x = 245,601.56 × 97,400.43
  4. Step 4: Simplify right side
    177,974.53x = 23,921,697,796.17
  5. Step 5: Solve for x
    x = 23,921,697,796.17/177,974.53
  6. Step 6: Final answer
    x = 134,410.80

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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.