Home / 149,865.80-224,766.30-65,625.80

Finding the Fourth Proportional to 149,865.80, 224,766.30 and 65,625.80

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Solution

The fourth proportional to 149,865.80, 224,766.30 and 65,625.80 is: 98,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,865.80 : 224,766.30 = 65,625.80 : x
  2. Step 2: Convert to fraction form
    149,865.80/224,766.30 = 65,625.80/x
  3. Step 3: Cross multiply
    149,865.80x = 224,766.30 × 65,625.80
  4. Step 4: Simplify right side
    149,865.80x = 14,750,468,250.54
  5. Step 5: Solve for x
    x = 14,750,468,250.54/149,865.80
  6. Step 6: Final answer
    x = 98,424.51

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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.