Home / 66,082.23-91,194.84-37,401.89

Finding the Fourth Proportional to 66,082.23, 91,194.84 and 37,401.89

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Solution

The fourth proportional to 66,082.23, 91,194.84 and 37,401.89 is: 51,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,082.23 : 91,194.84 = 37,401.89 : x
  2. Step 2: Convert to fraction form
    66,082.23/91,194.84 = 37,401.89/x
  3. Step 3: Cross multiply
    66,082.23x = 91,194.84 × 37,401.89
  4. Step 4: Simplify right side
    66,082.23x = 3,410,859,374.25
  5. Step 5: Solve for x
    x = 3,410,859,374.25/66,082.23
  6. Step 6: Final answer
    x = 51,615.38

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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.