Home / 222,843.23-307,495.33-127,356.11

Finding the Fourth Proportional to 222,843.23, 307,495.33 and 127,356.11

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Solution

The fourth proportional to 222,843.23, 307,495.33 and 127,356.11 is: 175,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,843.23 : 307,495.33 = 127,356.11 : x
  2. Step 2: Convert to fraction form
    222,843.23/307,495.33 = 127,356.11/x
  3. Step 3: Cross multiply
    222,843.23x = 307,495.33 × 127,356.11
  4. Step 4: Simplify right side
    222,843.23x = 39,161,407,216.10
  5. Step 5: Solve for x
    x = 39,161,407,216.10/222,843.23
  6. Step 6: Final answer
    x = 175,735.24

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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.