Home / 127,044.60-175,343.58-73,320.54

Finding the Fourth Proportional to 127,044.60, 175,343.58 and 73,320.54

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Solution

The fourth proportional to 127,044.60, 175,343.58 and 73,320.54 is: 101,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,044.60 : 175,343.58 = 73,320.54 : x
  2. Step 2: Convert to fraction form
    127,044.60/175,343.58 = 73,320.54/x
  3. Step 3: Cross multiply
    127,044.60x = 175,343.58 × 73,320.54
  4. Step 4: Simplify right side
    127,044.60x = 12,856,285,971.13
  5. Step 5: Solve for x
    x = 12,856,285,971.13/127,044.60
  6. Step 6: Final answer
    x = 101,195.06

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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.