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Finding the Fourth Proportional to 164,636.56, 246,953.04 and 39,977.68

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Solution

The fourth proportional to 164,636.56, 246,953.04 and 39,977.68 is: 59,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,636.56 : 246,953.04 = 39,977.68 : x
  2. Step 2: Convert to fraction form
    164,636.56/246,953.04 = 39,977.68/x
  3. Step 3: Cross multiply
    164,636.56x = 246,953.04 × 39,977.68
  4. Step 4: Simplify right side
    164,636.56x = 9,872,609,608.15
  5. Step 5: Solve for x
    x = 9,872,609,608.15/164,636.56
  6. Step 6: Final answer
    x = 59,966.08

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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.