Home / 66,768.95-92,141.18-36,556.23

Finding the Fourth Proportional to 66,768.95, 92,141.18 and 36,556.23

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Solution

The fourth proportional to 66,768.95, 92,141.18 and 36,556.23 is: 50,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,768.95 : 92,141.18 = 36,556.23 : x
  2. Step 2: Convert to fraction form
    66,768.95/92,141.18 = 36,556.23/x
  3. Step 3: Cross multiply
    66,768.95x = 92,141.18 × 36,556.23
  4. Step 4: Simplify right side
    66,768.95x = 3,368,334,168.55
  5. Step 5: Solve for x
    x = 3,368,334,168.55/66,768.95
  6. Step 6: Final answer
    x = 50,447.61

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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.