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Finding the Fourth Proportional to 164,361.12, 246,446.60 and 64,404.29

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Solution

The fourth proportional to 164,361.12, 246,446.60 and 64,404.29 is: 96,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,361.12 : 246,446.60 = 64,404.29 : x
  2. Step 2: Convert to fraction form
    164,361.12/246,446.60 = 64,404.29/x
  3. Step 3: Cross multiply
    164,361.12x = 246,446.60 × 64,404.29
  4. Step 4: Simplify right side
    164,361.12x = 15,872,216,741.66
  5. Step 5: Solve for x
    x = 15,872,216,741.66/164,361.12
  6. Step 6: Final answer
    x = 96,569.17

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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.