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Finding the Fourth Proportional to 183,841.11, 253,728.36 and 112,262.43

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Solution

The fourth proportional to 183,841.11, 253,728.36 and 112,262.43 is: 154,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,841.11 : 253,728.36 = 112,262.43 : x
  2. Step 2: Convert to fraction form
    183,841.11/253,728.36 = 112,262.43/x
  3. Step 3: Cross multiply
    183,841.11x = 253,728.36 × 112,262.43
  4. Step 4: Simplify right side
    183,841.11x = 28,484,162,253.51
  5. Step 5: Solve for x
    x = 28,484,162,253.51/183,841.11
  6. Step 6: Final answer
    x = 154,939.02

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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.