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Finding the Fourth Proportional to 50,321.70, 75,493.62 and 15,264.18

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Solution

The fourth proportional to 50,321.70, 75,493.62 and 15,264.18 is: 22,899.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,321.70 : 75,493.62 = 15,264.18 : x
  2. Step 2: Convert to fraction form
    50,321.70/75,493.62 = 15,264.18/x
  3. Step 3: Cross multiply
    50,321.70x = 75,493.62 × 15,264.18
  4. Step 4: Simplify right side
    50,321.70x = 1,152,348,204.53
  5. Step 5: Solve for x
    x = 1,152,348,204.53/50,321.70
  6. Step 6: Final answer
    x = 22,899.63

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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.