Home / 150,093.10-207,122.54-82,108.32

Finding the Fourth Proportional to 150,093.10, 207,122.54 and 82,108.32

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Solution

The fourth proportional to 150,093.10, 207,122.54 and 82,108.32 is: 113,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,093.10 : 207,122.54 = 82,108.32 : x
  2. Step 2: Convert to fraction form
    150,093.10/207,122.54 = 82,108.32/x
  3. Step 3: Cross multiply
    150,093.10x = 207,122.54 × 82,108.32
  4. Step 4: Simplify right side
    150,093.10x = 17,006,482,606.28
  5. Step 5: Solve for x
    x = 17,006,482,606.28/150,093.10
  6. Step 6: Final answer
    x = 113,306.22

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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.