Home / 192,900.86-266,197.14-106,856.39

Finding the Fourth Proportional to 192,900.86, 266,197.14 and 106,856.39

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Solution

The fourth proportional to 192,900.86, 266,197.14 and 106,856.39 is: 147,458.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,900.86 : 266,197.14 = 106,856.39 : x
  2. Step 2: Convert to fraction form
    192,900.86/266,197.14 = 106,856.39/x
  3. Step 3: Cross multiply
    192,900.86x = 266,197.14 × 106,856.39
  4. Step 4: Simplify right side
    192,900.86x = 28,444,865,408.72
  5. Step 5: Solve for x
    x = 28,444,865,408.72/192,900.86
  6. Step 6: Final answer
    x = 147,458.47

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1.5x scale

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.