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Finding the Fourth Proportional to 167,999.51, 251,872.52 and 101,423.81

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Solution

The fourth proportional to 167,999.51, 251,872.52 and 101,423.81 is: 152,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,999.51 : 251,872.52 = 101,423.81 : x
  2. Step 2: Convert to fraction form
    167,999.51/251,872.52 = 101,423.81/x
  3. Step 3: Cross multiply
    167,999.51x = 251,872.52 × 101,423.81
  4. Step 4: Simplify right side
    167,999.51x = 25,545,868,846.22
  5. Step 5: Solve for x
    x = 25,545,868,846.22/167,999.51
  6. Step 6: Final answer
    x = 152,059.19

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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.