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Finding the Fourth Proportional to 66,704.60, 92,054.54 and 38,023.75

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Solution

The fourth proportional to 66,704.60, 92,054.54 and 38,023.75 is: 52,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,704.60 : 92,054.54 = 38,023.75 : x
  2. Step 2: Convert to fraction form
    66,704.60/92,054.54 = 38,023.75/x
  3. Step 3: Cross multiply
    66,704.60x = 92,054.54 × 38,023.75
  4. Step 4: Simplify right side
    66,704.60x = 3,500,258,164.93
  5. Step 5: Solve for x
    x = 3,500,258,164.93/66,704.60
  6. Step 6: Final answer
    x = 52,474.01

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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.