Home / 66,771.77-92,146.13-36,556.56

Finding the Fourth Proportional to 66,771.77, 92,146.13 and 36,556.56

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Solution

The fourth proportional to 66,771.77, 92,146.13 and 36,556.56 is: 50,448.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,771.77 : 92,146.13 = 36,556.56 : x
  2. Step 2: Convert to fraction form
    66,771.77/92,146.13 = 36,556.56/x
  3. Step 3: Cross multiply
    66,771.77x = 92,146.13 × 36,556.56
  4. Step 4: Simplify right side
    66,771.77x = 3,368,545,347.33
  5. Step 5: Solve for x
    x = 3,368,545,347.33/66,771.77
  6. Step 6: Final answer
    x = 50,448.65

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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.