Home / 66,777.14-92,151.20-36,561.92

Finding the Fourth Proportional to 66,777.14, 92,151.20 and 36,561.92

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Solution

The fourth proportional to 66,777.14, 92,151.20 and 36,561.92 is: 50,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,777.14 : 92,151.20 = 36,561.92 : x
  2. Step 2: Convert to fraction form
    66,777.14/92,151.20 = 36,561.92/x
  3. Step 3: Cross multiply
    66,777.14x = 92,151.20 × 36,561.92
  4. Step 4: Simplify right side
    66,777.14x = 3,369,224,432.95
  5. Step 5: Solve for x
    x = 3,369,224,432.95/66,777.14
  6. Step 6: Final answer
    x = 50,454.76

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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.