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Finding the Fourth Proportional to 164,017.80, 246,026.70 and 162,462.60

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Solution

The fourth proportional to 164,017.80, 246,026.70 and 162,462.60 is: 243,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,017.80 : 246,026.70 = 162,462.60 : x
  2. Step 2: Convert to fraction form
    164,017.80/246,026.70 = 162,462.60/x
  3. Step 3: Cross multiply
    164,017.80x = 246,026.70 × 162,462.60
  4. Step 4: Simplify right side
    164,017.80x = 39,970,137,351.42
  5. Step 5: Solve for x
    x = 39,970,137,351.42/164,017.80
  6. Step 6: Final answer
    x = 243,693.90

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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.