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Finding the Fourth Proportional to 60,027.78, 90,119.43 and 37,885.62

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Solution

The fourth proportional to 60,027.78, 90,119.43 and 37,885.62 is: 56,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,027.78 : 90,119.43 = 37,885.62 : x
  2. Step 2: Convert to fraction form
    60,027.78/90,119.43 = 37,885.62/x
  3. Step 3: Cross multiply
    60,027.78x = 90,119.43 × 37,885.62
  4. Step 4: Simplify right side
    60,027.78x = 3,414,230,479.60
  5. Step 5: Solve for x
    x = 3,414,230,479.60/60,027.78
  6. Step 6: Final answer
    x = 56,877.51

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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.