Home / 106,819.43-147,413.66-59,074.52

Finding the Fourth Proportional to 106,819.43, 147,413.66 and 59,074.52

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Solution

The fourth proportional to 106,819.43, 147,413.66 and 59,074.52 is: 81,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,819.43 : 147,413.66 = 59,074.52 : x
  2. Step 2: Convert to fraction form
    106,819.43/147,413.66 = 59,074.52/x
  3. Step 3: Cross multiply
    106,819.43x = 147,413.66 × 59,074.52
  4. Step 4: Simplify right side
    106,819.43x = 8,708,390,173.50
  5. Step 5: Solve for x
    x = 8,708,390,173.50/106,819.43
  6. Step 6: Final answer
    x = 81,524.41

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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.