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Finding the Fourth Proportional to 58,843.56, 81,148.77 and 45,393.54

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Solution

The fourth proportional to 58,843.56, 81,148.77 and 45,393.54 is: 62,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843.56 : 81,148.77 = 45,393.54 : x
  2. Step 2: Convert to fraction form
    58,843.56/81,148.77 = 45,393.54/x
  3. Step 3: Cross multiply
    58,843.56x = 81,148.77 × 45,393.54
  4. Step 4: Simplify right side
    58,843.56x = 3,683,629,936.95
  5. Step 5: Solve for x
    x = 3,683,629,936.95/58,843.56
  6. Step 6: Final answer
    x = 62,600.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.