Home / 178,195.83-245,918.34-101,735.61

Finding the Fourth Proportional to 178,195.83, 245,918.34 and 101,735.61

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Solution

The fourth proportional to 178,195.83, 245,918.34 and 101,735.61 is: 140,399.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,195.83 : 245,918.34 = 101,735.61 : x
  2. Step 2: Convert to fraction form
    178,195.83/245,918.34 = 101,735.61/x
  3. Step 3: Cross multiply
    178,195.83x = 245,918.34 × 101,735.61
  4. Step 4: Simplify right side
    178,195.83x = 25,018,652,330.09
  5. Step 5: Solve for x
    x = 25,018,652,330.09/178,195.83
  6. Step 6: Final answer
    x = 140,399.76

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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.