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Finding the Fourth Proportional to 117,323.39, 176,017.89 and 38,492.97

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Solution

The fourth proportional to 117,323.39, 176,017.89 and 38,492.97 is: 57,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,323.39 : 176,017.89 = 38,492.97 : x
  2. Step 2: Convert to fraction form
    117,323.39/176,017.89 = 38,492.97/x
  3. Step 3: Cross multiply
    117,323.39x = 176,017.89 × 38,492.97
  4. Step 4: Simplify right side
    117,323.39x = 6,775,451,166.77
  5. Step 5: Solve for x
    x = 6,775,451,166.77/117,323.39
  6. Step 6: Final answer
    x = 57,750.22

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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.