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Finding the Fourth Proportional to 59,289.54, 81,840.41 and 36,645.90

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Solution

The fourth proportional to 59,289.54, 81,840.41 and 36,645.90 is: 50,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,289.54 : 81,840.41 = 36,645.90 : x
  2. Step 2: Convert to fraction form
    59,289.54/81,840.41 = 36,645.90/x
  3. Step 3: Cross multiply
    59,289.54x = 81,840.41 × 36,645.90
  4. Step 4: Simplify right side
    59,289.54x = 2,999,115,480.82
  5. Step 5: Solve for x
    x = 2,999,115,480.82/59,289.54
  6. Step 6: Final answer
    x = 50,584.23

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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.