Home / 185,110.30-277,665.45-106,159.60

Finding the Fourth Proportional to 185,110.30, 277,665.45 and 106,159.60

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Solution

The fourth proportional to 185,110.30, 277,665.45 and 106,159.60 is: 159,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,110.30 : 277,665.45 = 106,159.60 : x
  2. Step 2: Convert to fraction form
    185,110.30/277,665.45 = 106,159.60/x
  3. Step 3: Cross multiply
    185,110.30x = 277,665.45 × 106,159.60
  4. Step 4: Simplify right side
    185,110.30x = 29,476,853,105.82
  5. Step 5: Solve for x
    x = 29,476,853,105.82/185,110.30
  6. Step 6: Final answer
    x = 159,239.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.