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Finding the Fourth Proportional to 223,026.80, 307,637 and 132,318.52

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Solution

The fourth proportional to 223,026.80, 307,637 and 132,318.52 is: 182,516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,026.80 : 307,637 = 132,318.52 : x
  2. Step 2: Convert to fraction form
    223,026.80/307,637 = 132,318.52/x
  3. Step 3: Cross multiply
    223,026.80x = 307,637 × 132,318.52
  4. Step 4: Simplify right side
    223,026.80x = 40,706,072,537.24
  5. Step 5: Solve for x
    x = 40,706,072,537.24/223,026.80
  6. Step 6: Final answer
    x = 182,516.51

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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.