Home / 66,728.22-92,086.11-36,516.22

Finding the Fourth Proportional to 66,728.22, 92,086.11 and 36,516.22

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Solution

The fourth proportional to 66,728.22, 92,086.11 and 36,516.22 is: 50,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,728.22 : 92,086.11 = 36,516.22 : x
  2. Step 2: Convert to fraction form
    66,728.22/92,086.11 = 36,516.22/x
  3. Step 3: Cross multiply
    66,728.22x = 92,086.11 × 36,516.22
  4. Step 4: Simplify right side
    66,728.22x = 3,362,636,651.70
  5. Step 5: Solve for x
    x = 3,362,636,651.70/66,728.22
  6. Step 6: Final answer
    x = 50,393.02

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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.