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Finding the Fourth Proportional to 176,388.53, 243,413.85 and 95,818.64

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Solution

The fourth proportional to 176,388.53, 243,413.85 and 95,818.64 is: 132,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,388.53 : 243,413.85 = 95,818.64 : x
  2. Step 2: Convert to fraction form
    176,388.53/243,413.85 = 95,818.64/x
  3. Step 3: Cross multiply
    176,388.53x = 243,413.85 × 95,818.64
  4. Step 4: Simplify right side
    176,388.53x = 23,323,582,847.09
  5. Step 5: Solve for x
    x = 23,323,582,847.09/176,388.53
  6. Step 6: Final answer
    x = 132,228.46

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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.