Home / 110,865.33-152,990.37-63,109.44

Finding the Fourth Proportional to 110,865.33, 152,990.37 and 63,109.44

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Solution

The fourth proportional to 110,865.33, 152,990.37 and 63,109.44 is: 87,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,865.33 : 152,990.37 = 63,109.44 : x
  2. Step 2: Convert to fraction form
    110,865.33/152,990.37 = 63,109.44/x
  3. Step 3: Cross multiply
    110,865.33x = 152,990.37 × 63,109.44
  4. Step 4: Simplify right side
    110,865.33x = 9,655,136,576.09
  5. Step 5: Solve for x
    x = 9,655,136,576.09/110,865.33
  6. Step 6: Final answer
    x = 87,088.87

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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.