Home / 66,933.45-92,372.85-38,257.35

Finding the Fourth Proportional to 66,933.45, 92,372.85 and 38,257.35

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Solution

The fourth proportional to 66,933.45, 92,372.85 and 38,257.35 is: 52,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,933.45 : 92,372.85 = 38,257.35 : x
  2. Step 2: Convert to fraction form
    66,933.45/92,372.85 = 38,257.35/x
  3. Step 3: Cross multiply
    66,933.45x = 92,372.85 × 38,257.35
  4. Step 4: Simplify right side
    66,933.45x = 3,533,940,452.95
  5. Step 5: Solve for x
    x = 3,533,940,452.95/66,933.45
  6. Step 6: Final answer
    x = 52,797.82

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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.