Home / 66,528.32-91,808.44-36,313.83

Finding the Fourth Proportional to 66,528.32, 91,808.44 and 36,313.83

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Solution

The fourth proportional to 66,528.32, 91,808.44 and 36,313.83 is: 50,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528.32 : 91,808.44 = 36,313.83 : x
  2. Step 2: Convert to fraction form
    66,528.32/91,808.44 = 36,313.83/x
  3. Step 3: Cross multiply
    66,528.32x = 91,808.44 × 36,313.83
  4. Step 4: Simplify right side
    66,528.32x = 3,333,915,991.94
  5. Step 5: Solve for x
    x = 3,333,915,991.94/66,528.32
  6. Step 6: Final answer
    x = 50,112.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.