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Finding the Fourth Proportional to 195,222.90, 269,413.86 and 127,283.76

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Solution

The fourth proportional to 195,222.90, 269,413.86 and 127,283.76 is: 175,655.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,222.90 : 269,413.86 = 127,283.76 : x
  2. Step 2: Convert to fraction form
    195,222.90/269,413.86 = 127,283.76/x
  3. Step 3: Cross multiply
    195,222.90x = 269,413.86 × 127,283.76
  4. Step 4: Simplify right side
    195,222.90x = 34,292,009,096.91
  5. Step 5: Solve for x
    x = 34,292,009,096.91/195,222.90
  6. Step 6: Final answer
    x = 175,655.67

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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.