Home / 168,413.18-252,599.28-105,238.94

Finding the Fourth Proportional to 168,413.18, 252,599.28 and 105,238.94

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Solution

The fourth proportional to 168,413.18, 252,599.28 and 105,238.94 is: 157,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,413.18 : 252,599.28 = 105,238.94 : x
  2. Step 2: Convert to fraction form
    168,413.18/252,599.28 = 105,238.94/x
  3. Step 3: Cross multiply
    168,413.18x = 252,599.28 × 105,238.94
  4. Step 4: Simplify right side
    168,413.18x = 26,583,280,471.96
  5. Step 5: Solve for x
    x = 26,583,280,471.96/168,413.18
  6. Step 6: Final answer
    x = 157,845.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.