Home / 207,184.05-309,050.75-203,755.32

Finding the Fourth Proportional to 207,184.05, 309,050.75 and 203,755.32

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Solution

The fourth proportional to 207,184.05, 309,050.75 and 203,755.32 is: 303,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,184.05 : 309,050.75 = 203,755.32 : x
  2. Step 2: Convert to fraction form
    207,184.05/309,050.75 = 203,755.32/x
  3. Step 3: Cross multiply
    207,184.05x = 309,050.75 × 203,755.32
  4. Step 4: Simplify right side
    207,184.05x = 62,970,734,971.88
  5. Step 5: Solve for x
    x = 62,970,734,971.88/207,184.05
  6. Step 6: Final answer
    x = 303,936.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.