Home / 133,705.81-200,491.94-43,736.78

Finding the Fourth Proportional to 133,705.81, 200,491.94 and 43,736.78

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Solution

The fourth proportional to 133,705.81, 200,491.94 and 43,736.78 is: 65,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,705.81 : 200,491.94 = 43,736.78 : x
  2. Step 2: Convert to fraction form
    133,705.81/200,491.94 = 43,736.78/x
  3. Step 3: Cross multiply
    133,705.81x = 200,491.94 × 43,736.78
  4. Step 4: Simplify right side
    133,705.81x = 8,768,872,482.13
  5. Step 5: Solve for x
    x = 8,768,872,482.13/133,705.81
  6. Step 6: Final answer
    x = 65,583.33

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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.