Home / 150,190.70-207,260.02-82,206.10

Finding the Fourth Proportional to 150,190.70, 207,260.02 and 82,206.10

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Solution

The fourth proportional to 150,190.70, 207,260.02 and 82,206.10 is: 113,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,190.70 : 207,260.02 = 82,206.10 : x
  2. Step 2: Convert to fraction form
    150,190.70/207,260.02 = 82,206.10/x
  3. Step 3: Cross multiply
    150,190.70x = 207,260.02 × 82,206.10
  4. Step 4: Simplify right side
    150,190.70x = 17,038,037,930.12
  5. Step 5: Solve for x
    x = 17,038,037,930.12/150,190.70
  6. Step 6: Final answer
    x = 113,442.70

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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.