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Finding the Fourth Proportional to 164,611.80, 246,917.70 and 46,303.20

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Solution

The fourth proportional to 164,611.80, 246,917.70 and 46,303.20 is: 69,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,611.80 : 246,917.70 = 46,303.20 : x
  2. Step 2: Convert to fraction form
    164,611.80/246,917.70 = 46,303.20/x
  3. Step 3: Cross multiply
    164,611.80x = 246,917.70 × 46,303.20
  4. Step 4: Simplify right side
    164,611.80x = 11,433,079,646.64
  5. Step 5: Solve for x
    x = 11,433,079,646.64/164,611.80
  6. Step 6: Final answer
    x = 69,454.80

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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.