Home / 100,136.10-150,100.35-62,610.00

Finding the Fourth Proportional to 100,136.10, 150,100.35 and 62,610.00

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Solution

The fourth proportional to 100,136.10, 150,100.35 and 62,610.00 is: 93,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,136.10 : 150,100.35 = 62,610.00 : x
  2. Step 2: Convert to fraction form
    100,136.10/150,100.35 = 62,610.00/x
  3. Step 3: Cross multiply
    100,136.10x = 150,100.35 × 62,610.00
  4. Step 4: Simplify right side
    100,136.10x = 9,397,783,189.30
  5. Step 5: Solve for x
    x = 9,397,783,189.30/100,136.10
  6. Step 6: Final answer
    x = 93,850.10

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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.