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Finding the Fourth Proportional to 40,297.20, 60,330.60 and 24,745.20

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Solution

The fourth proportional to 40,297.20, 60,330.60 and 24,745.20 is: 37,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297.20 : 60,330.60 = 24,745.20 : x
  2. Step 2: Convert to fraction form
    40,297.20/60,330.60 = 24,745.20/x
  3. Step 3: Cross multiply
    40,297.20x = 60,330.60 × 24,745.20
  4. Step 4: Simplify right side
    40,297.20x = 1,492,892,763.12
  5. Step 5: Solve for x
    x = 1,492,892,763.12/40,297.20
  6. Step 6: Final answer
    x = 37,047.06

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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.