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Finding the Fourth Proportional to 176,761, 243,930.22 and 97,273

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Solution

The fourth proportional to 176,761, 243,930.22 and 97,273 is: 134,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,761 : 243,930.22 = 97,273 : x
  2. Step 2: Convert to fraction form
    176,761/243,930.22 = 97,273/x
  3. Step 3: Cross multiply
    176,761x = 243,930.22 × 97,273
  4. Step 4: Simplify right side
    176,761x = 23,727,824,290.06
  5. Step 5: Solve for x
    x = 23,727,824,290.06/176,761
  6. Step 6: Final answer
    x = 134,236.76

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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.