Home / 133,616.16-200,454.96-40,123.68

Finding the Fourth Proportional to 133,616.16, 200,454.96 and 40,123.68

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Solution

The fourth proportional to 133,616.16, 200,454.96 and 40,123.68 is: 60,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,616.16 : 200,454.96 = 40,123.68 : x
  2. Step 2: Convert to fraction form
    133,616.16/200,454.96 = 40,123.68/x
  3. Step 3: Cross multiply
    133,616.16x = 200,454.96 × 40,123.68
  4. Step 4: Simplify right side
    133,616.16x = 8,042,990,669.45
  5. Step 5: Solve for x
    x = 8,042,990,669.45/133,616.16
  6. Step 6: Final answer
    x = 60,194.74

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1.5x scale

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.