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Finding the Fourth Proportional to 60,609.36, 90,884.88 and 25,529.88

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Solution

The fourth proportional to 60,609.36, 90,884.88 and 25,529.88 is: 38,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,609.36 : 90,884.88 = 25,529.88 : x
  2. Step 2: Convert to fraction form
    60,609.36/90,884.88 = 25,529.88/x
  3. Step 3: Cross multiply
    60,609.36x = 90,884.88 × 25,529.88
  4. Step 4: Simplify right side
    60,609.36x = 2,320,280,080.21
  5. Step 5: Solve for x
    x = 2,320,280,080.21/60,609.36
  6. Step 6: Final answer
    x = 38,282.54

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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.