Home / 294,942.89-407,055.75-167,637.62

Finding the Fourth Proportional to 294,942.89, 407,055.75 and 167,637.62

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Solution

The fourth proportional to 294,942.89, 407,055.75 and 167,637.62 is: 231,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,942.89 : 407,055.75 = 167,637.62 : x
  2. Step 2: Convert to fraction form
    294,942.89/407,055.75 = 167,637.62/x
  3. Step 3: Cross multiply
    294,942.89x = 407,055.75 × 167,637.62
  4. Step 4: Simplify right side
    294,942.89x = 68,237,857,526.31
  5. Step 5: Solve for x
    x = 68,237,857,526.31/294,942.89
  6. Step 6: Final answer
    x = 231,359.56

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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.