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Finding the Fourth Proportional to 167,369.15, 251,055.81 and 49,042.91

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Solution

The fourth proportional to 167,369.15, 251,055.81 and 49,042.91 is: 73,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,369.15 : 251,055.81 = 49,042.91 : x
  2. Step 2: Convert to fraction form
    167,369.15/251,055.81 = 49,042.91/x
  3. Step 3: Cross multiply
    167,369.15x = 251,055.81 × 49,042.91
  4. Step 4: Simplify right side
    167,369.15x = 12,312,506,239.53
  5. Step 5: Solve for x
    x = 12,312,506,239.53/167,369.15
  6. Step 6: Final answer
    x = 73,564.97

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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.