Home / 133,453.05-200,178.77-53,527.11

Finding the Fourth Proportional to 133,453.05, 200,178.77 and 53,527.11

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Solution

The fourth proportional to 133,453.05, 200,178.77 and 53,527.11 is: 80,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,453.05 : 200,178.77 = 53,527.11 : x
  2. Step 2: Convert to fraction form
    133,453.05/200,178.77 = 53,527.11/x
  3. Step 3: Cross multiply
    133,453.05x = 200,178.77 × 53,527.11
  4. Step 4: Simplify right side
    133,453.05x = 10,714,990,773.82
  5. Step 5: Solve for x
    x = 10,714,990,773.82/133,453.05
  6. Step 6: Final answer
    x = 80,290.34

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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.