Home / 98,255.50-135,614.46-62,438.52

Finding the Fourth Proportional to 98,255.50, 135,614.46 and 62,438.52

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Solution

The fourth proportional to 98,255.50, 135,614.46 and 62,438.52 is: 86,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,255.50 : 135,614.46 = 62,438.52 : x
  2. Step 2: Convert to fraction form
    98,255.50/135,614.46 = 62,438.52/x
  3. Step 3: Cross multiply
    98,255.50x = 135,614.46 × 62,438.52
  4. Step 4: Simplify right side
    98,255.50x = 8,467,566,173.00
  5. Step 5: Solve for x
    x = 8,467,566,173.00/98,255.50
  6. Step 6: Final answer
    x = 86,179.06

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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.