Home / 222,842.05-307,526.21-136,757.93

Finding the Fourth Proportional to 222,842.05, 307,526.21 and 136,757.93

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Solution

The fourth proportional to 222,842.05, 307,526.21 and 136,757.93 is: 188,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,842.05 : 307,526.21 = 136,757.93 : x
  2. Step 2: Convert to fraction form
    222,842.05/307,526.21 = 136,757.93/x
  3. Step 3: Cross multiply
    222,842.05x = 307,526.21 × 136,757.93
  4. Step 4: Simplify right side
    222,842.05x = 42,056,647,900.35
  5. Step 5: Solve for x
    x = 42,056,647,900.35/222,842.05
  6. Step 6: Final answer
    x = 188,728.51

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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.