Home / 150,269.90-207,375.02-82,285.80

Finding the Fourth Proportional to 150,269.90, 207,375.02 and 82,285.80

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Solution

The fourth proportional to 150,269.90, 207,375.02 and 82,285.80 is: 113,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,269.90 : 207,375.02 = 82,285.80 : x
  2. Step 2: Convert to fraction form
    150,269.90/207,375.02 = 82,285.80/x
  3. Step 3: Cross multiply
    150,269.90x = 207,375.02 × 82,285.80
  4. Step 4: Simplify right side
    150,269.90x = 17,064,019,420.72
  5. Step 5: Solve for x
    x = 17,064,019,420.72/150,269.90
  6. Step 6: Final answer
    x = 113,555.80

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1.5x scale

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.