Home / 133,581.12-200,473.20-49,420.92

Finding the Fourth Proportional to 133,581.12, 200,473.20 and 49,420.92

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Solution

The fourth proportional to 133,581.12, 200,473.20 and 49,420.92 is: 74,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,581.12 : 200,473.20 = 49,420.92 : x
  2. Step 2: Convert to fraction form
    133,581.12/200,473.20 = 49,420.92/x
  3. Step 3: Cross multiply
    133,581.12x = 200,473.20 × 49,420.92
  4. Step 4: Simplify right side
    133,581.12x = 9,907,569,979.34
  5. Step 5: Solve for x
    x = 9,907,569,979.34/133,581.12
  6. Step 6: Final answer
    x = 74,168.94

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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.