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Finding the Fourth Proportional to 169,570.69, 234,008.46 and 105,945.39

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Solution

The fourth proportional to 169,570.69, 234,008.46 and 105,945.39 is: 146,205.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,570.69 : 234,008.46 = 105,945.39 : x
  2. Step 2: Convert to fraction form
    169,570.69/234,008.46 = 105,945.39/x
  3. Step 3: Cross multiply
    169,570.69x = 234,008.46 × 105,945.39
  4. Step 4: Simplify right side
    169,570.69x = 24,792,117,558.00
  5. Step 5: Solve for x
    x = 24,792,117,558.00/169,570.69
  6. Step 6: Final answer
    x = 146,205.21

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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.