Home / 223,933.44-309,022.56-127,155.36

Finding the Fourth Proportional to 223,933.44, 309,022.56 and 127,155.36

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Solution

The fourth proportional to 223,933.44, 309,022.56 and 127,155.36 is: 175,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,933.44 : 309,022.56 = 127,155.36 : x
  2. Step 2: Convert to fraction form
    223,933.44/309,022.56 = 127,155.36/x
  3. Step 3: Cross multiply
    223,933.44x = 309,022.56 × 127,155.36
  4. Step 4: Simplify right side
    223,933.44x = 39,293,874,864.92
  5. Step 5: Solve for x
    x = 39,293,874,864.92/223,933.44
  6. Step 6: Final answer
    x = 175,471.22

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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.