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Finding the Fourth Proportional to 60,357.60, 90,546.12 and 18,794.88

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Solution

The fourth proportional to 60,357.60, 90,546.12 and 18,794.88 is: 28,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,357.60 : 90,546.12 = 18,794.88 : x
  2. Step 2: Convert to fraction form
    60,357.60/90,546.12 = 18,794.88/x
  3. Step 3: Cross multiply
    60,357.60x = 90,546.12 × 18,794.88
  4. Step 4: Simplify right side
    60,357.60x = 1,701,802,913.16
  5. Step 5: Solve for x
    x = 1,701,802,913.16/60,357.60
  6. Step 6: Final answer
    x = 28,195.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.