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Finding the Fourth Proportional to 96,996.66, 133,812.99 and 59,248.50

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Solution

The fourth proportional to 96,996.66, 133,812.99 and 59,248.50 is: 81,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,996.66 : 133,812.99 = 59,248.50 : x
  2. Step 2: Convert to fraction form
    96,996.66/133,812.99 = 59,248.50/x
  3. Step 3: Cross multiply
    96,996.66x = 133,812.99 × 59,248.50
  4. Step 4: Simplify right side
    96,996.66x = 7,928,218,938.02
  5. Step 5: Solve for x
    x = 7,928,218,938.02/96,996.66
  6. Step 6: Final answer
    x = 81,737.03

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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.