Home / 178,145.36-245,843.40-97,571.44

Finding the Fourth Proportional to 178,145.36, 245,843.40 and 97,571.44

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Solution

The fourth proportional to 178,145.36, 245,843.40 and 97,571.44 is: 134,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,145.36 : 245,843.40 = 97,571.44 : x
  2. Step 2: Convert to fraction form
    178,145.36/245,843.40 = 97,571.44/x
  3. Step 3: Cross multiply
    178,145.36x = 245,843.40 × 97,571.44
  4. Step 4: Simplify right side
    178,145.36x = 23,987,294,552.50
  5. Step 5: Solve for x
    x = 23,987,294,552.50/178,145.36
  6. Step 6: Final answer
    x = 134,650.12

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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.