Home / 192,776.86-266,032.98-107,910.33

Finding the Fourth Proportional to 192,776.86, 266,032.98 and 107,910.33

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Solution

The fourth proportional to 192,776.86, 266,032.98 and 107,910.33 is: 148,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,776.86 : 266,032.98 = 107,910.33 : x
  2. Step 2: Convert to fraction form
    192,776.86/266,032.98 = 107,910.33/x
  3. Step 3: Cross multiply
    192,776.86x = 266,032.98 × 107,910.33
  4. Step 4: Simplify right side
    192,776.86x = 28,707,705,260.40
  5. Step 5: Solve for x
    x = 28,707,705,260.40/192,776.86
  6. Step 6: Final answer
    x = 148,916.76

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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.