Home / 66,305.96-91,504.20-36,093.30

Finding the Fourth Proportional to 66,305.96, 91,504.20 and 36,093.30

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Solution

The fourth proportional to 66,305.96, 91,504.20 and 36,093.30 is: 49,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,305.96 : 91,504.20 = 36,093.30 : x
  2. Step 2: Convert to fraction form
    66,305.96/91,504.20 = 36,093.30/x
  3. Step 3: Cross multiply
    66,305.96x = 91,504.20 × 36,093.30
  4. Step 4: Simplify right side
    66,305.96x = 3,302,688,541.86
  5. Step 5: Solve for x
    x = 3,302,688,541.86/66,305.96
  6. Step 6: Final answer
    x = 49,809.83

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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.