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Finding the Fourth Proportional to 176,634.68, 244,397.68 and 154,020.83

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Solution

The fourth proportional to 176,634.68, 244,397.68 and 154,020.83 is: 213,108.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,634.68 : 244,397.68 = 154,020.83 : x
  2. Step 2: Convert to fraction form
    176,634.68/244,397.68 = 154,020.83/x
  3. Step 3: Cross multiply
    176,634.68x = 244,397.68 × 154,020.83
  4. Step 4: Simplify right side
    176,634.68x = 37,642,331,916.63
  5. Step 5: Solve for x
    x = 37,642,331,916.63/176,634.68
  6. Step 6: Final answer
    x = 213,108.39

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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.