Home / 110,556.30-152,571.78-62,817.78

Finding the Fourth Proportional to 110,556.30, 152,571.78 and 62,817.78

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Solution

The fourth proportional to 110,556.30, 152,571.78 and 62,817.78 is: 86,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,556.30 : 152,571.78 = 62,817.78 : x
  2. Step 2: Convert to fraction form
    110,556.30/152,571.78 = 62,817.78/x
  3. Step 3: Cross multiply
    110,556.30x = 152,571.78 × 62,817.78
  4. Step 4: Simplify right side
    110,556.30x = 9,584,220,510.25
  5. Step 5: Solve for x
    x = 9,584,220,510.25/110,556.30
  6. Step 6: Final answer
    x = 86,690.86

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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.