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Finding the Fourth Proportional to 53,333.40, 80,064.90 and 27,024.60

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Solution

The fourth proportional to 53,333.40, 80,064.90 and 27,024.60 is: 40,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,333.40 : 80,064.90 = 27,024.60 : x
  2. Step 2: Convert to fraction form
    53,333.40/80,064.90 = 27,024.60/x
  3. Step 3: Cross multiply
    53,333.40x = 80,064.90 × 27,024.60
  4. Step 4: Simplify right side
    53,333.40x = 2,163,721,896.54
  5. Step 5: Solve for x
    x = 2,163,721,896.54/53,333.40
  6. Step 6: Final answer
    x = 40,569.73

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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.