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Finding the Fourth Proportional to 150,606.95, 207,669.62 and 96,817.68

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Solution

The fourth proportional to 150,606.95, 207,669.62 and 96,817.68 is: 133,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,606.95 : 207,669.62 = 96,817.68 : x
  2. Step 2: Convert to fraction form
    150,606.95/207,669.62 = 96,817.68/x
  3. Step 3: Cross multiply
    150,606.95x = 207,669.62 × 96,817.68
  4. Step 4: Simplify right side
    150,606.95x = 20,106,091,056.93
  5. Step 5: Solve for x
    x = 20,106,091,056.93/150,606.95
  6. Step 6: Final answer
    x = 133,500.42

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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.