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Finding the Fourth Proportional to 66,933.88, 92,367.88 and 38,253.26

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Solution

The fourth proportional to 66,933.88, 92,367.88 and 38,253.26 is: 52,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,933.88 : 92,367.88 = 38,253.26 : x
  2. Step 2: Convert to fraction form
    66,933.88/92,367.88 = 38,253.26/x
  3. Step 3: Cross multiply
    66,933.88x = 92,367.88 × 38,253.26
  4. Step 4: Simplify right side
    66,933.88x = 3,533,372,664.58
  5. Step 5: Solve for x
    x = 3,533,372,664.58/66,933.88
  6. Step 6: Final answer
    x = 52,789.00

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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.