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Finding the Fourth Proportional to 177,608.70, 245,092.73 and 97,039.01

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Solution

The fourth proportional to 177,608.70, 245,092.73 and 97,039.01 is: 133,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,608.70 : 245,092.73 = 97,039.01 : x
  2. Step 2: Convert to fraction form
    177,608.70/245,092.73 = 97,039.01/x
  3. Step 3: Cross multiply
    177,608.70x = 245,092.73 × 97,039.01
  4. Step 4: Simplify right side
    177,608.70x = 23,783,555,877.40
  5. Step 5: Solve for x
    x = 23,783,555,877.40/177,608.70
  6. Step 6: Final answer
    x = 133,909.86

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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.