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Finding the Fourth Proportional to 59,485.92, 89,179.44 and 46,396.32

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Solution

The fourth proportional to 59,485.92, 89,179.44 and 46,396.32 is: 69,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,485.92 : 89,179.44 = 46,396.32 : x
  2. Step 2: Convert to fraction form
    59,485.92/89,179.44 = 46,396.32/x
  3. Step 3: Cross multiply
    59,485.92x = 89,179.44 × 46,396.32
  4. Step 4: Simplify right side
    59,485.92x = 4,137,597,835.66
  5. Step 5: Solve for x
    x = 4,137,597,835.66/59,485.92
  6. Step 6: Final answer
    x = 69,555.92

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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.