Home / 133,811.16-200,541.78-54,832.92

Finding the Fourth Proportional to 133,811.16, 200,541.78 and 54,832.92

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Solution

The fourth proportional to 133,811.16, 200,541.78 and 54,832.92 is: 82,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,811.16 : 200,541.78 = 54,832.92 : x
  2. Step 2: Convert to fraction form
    133,811.16/200,541.78 = 54,832.92/x
  3. Step 3: Cross multiply
    133,811.16x = 200,541.78 × 54,832.92
  4. Step 4: Simplify right side
    133,811.16x = 10,996,291,379.40
  5. Step 5: Solve for x
    x = 10,996,291,379.40/133,811.16
  6. Step 6: Final answer
    x = 82,177.69

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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.