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Finding the Fourth Proportional to 183,466.07, 253,185.01 and 102,891.87

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Solution

The fourth proportional to 183,466.07, 253,185.01 and 102,891.87 is: 141,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,466.07 : 253,185.01 = 102,891.87 : x
  2. Step 2: Convert to fraction form
    183,466.07/253,185.01 = 102,891.87/x
  3. Step 3: Cross multiply
    183,466.07x = 253,185.01 × 102,891.87
  4. Step 4: Simplify right side
    183,466.07x = 26,050,677,868.94
  5. Step 5: Solve for x
    x = 26,050,677,868.94/183,466.07
  6. Step 6: Final answer
    x = 141,991.80

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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.