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Finding the Fourth Proportional to 177,902.59, 245,594.42 and 102,436.51

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Solution

The fourth proportional to 177,902.59, 245,594.42 and 102,436.51 is: 141,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,902.59 : 245,594.42 = 102,436.51 : x
  2. Step 2: Convert to fraction form
    177,902.59/245,594.42 = 102,436.51/x
  3. Step 3: Cross multiply
    177,902.59x = 245,594.42 × 102,436.51
  4. Step 4: Simplify right side
    177,902.59x = 25,157,834,748.09
  5. Step 5: Solve for x
    x = 25,157,834,748.09/177,902.59
  6. Step 6: Final answer
    x = 141,413.54

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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.