Home / 223,940.40-309,059.56-167,253.36

Finding the Fourth Proportional to 223,940.40, 309,059.56 and 167,253.36

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Solution

The fourth proportional to 223,940.40, 309,059.56 and 167,253.36 is: 230,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,940.40 : 309,059.56 = 167,253.36 : x
  2. Step 2: Convert to fraction form
    223,940.40/309,059.56 = 167,253.36/x
  3. Step 3: Cross multiply
    223,940.40x = 309,059.56 × 167,253.36
  4. Step 4: Simplify right side
    223,940.40x = 51,691,249,850.12
  5. Step 5: Solve for x
    x = 51,691,249,850.12/223,940.40
  6. Step 6: Final answer
    x = 230,825.92

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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.