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Finding the Fourth Proportional to 59,342.80, 89,028.60 and 41,846.80

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Solution

The fourth proportional to 59,342.80, 89,028.60 and 41,846.80 is: 62,780.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,342.80 : 89,028.60 = 41,846.80 : x
  2. Step 2: Convert to fraction form
    59,342.80/89,028.60 = 41,846.80/x
  3. Step 3: Cross multiply
    59,342.80x = 89,028.60 × 41,846.80
  4. Step 4: Simplify right side
    59,342.80x = 3,725,562,018.48
  5. Step 5: Solve for x
    x = 3,725,562,018.48/59,342.80
  6. Step 6: Final answer
    x = 62,780.35

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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.