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Finding the Fourth Proportional to 148,666.74, 205,330.38 and 97,906.37

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Solution

The fourth proportional to 148,666.74, 205,330.38 and 97,906.37 is: 135,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,666.74 : 205,330.38 = 97,906.37 : x
  2. Step 2: Convert to fraction form
    148,666.74/205,330.38 = 97,906.37/x
  3. Step 3: Cross multiply
    148,666.74x = 205,330.38 × 97,906.37
  4. Step 4: Simplify right side
    148,666.74x = 20,103,151,666.99
  5. Step 5: Solve for x
    x = 20,103,151,666.99/148,666.74
  6. Step 6: Final answer
    x = 135,222.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.