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Finding the Fourth Proportional to 176,647.18, 243,770.73 and 96,072.97

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Solution

The fourth proportional to 176,647.18, 243,770.73 and 96,072.97 is: 132,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,647.18 : 243,770.73 = 96,072.97 : x
  2. Step 2: Convert to fraction form
    176,647.18/243,770.73 = 96,072.97/x
  3. Step 3: Cross multiply
    176,647.18x = 243,770.73 × 96,072.97
  4. Step 4: Simplify right side
    176,647.18x = 23,419,778,030.17
  5. Step 5: Solve for x
    x = 23,419,778,030.17/176,647.18
  6. Step 6: Final answer
    x = 132,579.41

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1.5x scale

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.