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Finding the Fourth Proportional to 60,333.49, 90,500.24 and 18,783.73

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Solution

The fourth proportional to 60,333.49, 90,500.24 and 18,783.73 is: 28,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,333.49 : 90,500.24 = 18,783.73 : x
  2. Step 2: Convert to fraction form
    60,333.49/90,500.24 = 18,783.73/x
  3. Step 3: Cross multiply
    60,333.49x = 90,500.24 × 18,783.73
  4. Step 4: Simplify right side
    60,333.49x = 1,699,932,073.10
  5. Step 5: Solve for x
    x = 1,699,932,073.10/60,333.49
  6. Step 6: Final answer
    x = 28,175.60

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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.