Home / 110,942.10-166,413.15-93,381.30

Finding the Fourth Proportional to 110,942.10, 166,413.15 and 93,381.30

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Solution

The fourth proportional to 110,942.10, 166,413.15 and 93,381.30 is: 140,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,942.10 : 166,413.15 = 93,381.30 : x
  2. Step 2: Convert to fraction form
    110,942.10/166,413.15 = 93,381.30/x
  3. Step 3: Cross multiply
    110,942.10x = 166,413.15 × 93,381.30
  4. Step 4: Simplify right side
    110,942.10x = 15,539,876,284.10
  5. Step 5: Solve for x
    x = 15,539,876,284.10/110,942.10
  6. Step 6: Final answer
    x = 140,071.95

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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.