Home / 168,032.79-251,469.23-103,964.63

Finding the Fourth Proportional to 168,032.79, 251,469.23 and 103,964.63

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Solution

The fourth proportional to 168,032.79, 251,469.23 and 103,964.63 is: 155,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032.79 : 251,469.23 = 103,964.63 : x
  2. Step 2: Convert to fraction form
    168,032.79/251,469.23 = 103,964.63/x
  3. Step 3: Cross multiply
    168,032.79x = 251,469.23 × 103,964.63
  4. Step 4: Simplify right side
    168,032.79x = 26,143,904,564.75
  5. Step 5: Solve for x
    x = 26,143,904,564.75/168,032.79
  6. Step 6: Final answer
    x = 155,588.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.