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Finding the Fourth Proportional to 164,346.95, 246,660.30 and 64,576.91

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Solution

The fourth proportional to 164,346.95, 246,660.30 and 64,576.91 is: 96,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,346.95 : 246,660.30 = 64,576.91 : x
  2. Step 2: Convert to fraction form
    164,346.95/246,660.30 = 64,576.91/x
  3. Step 3: Cross multiply
    164,346.95x = 246,660.30 × 64,576.91
  4. Step 4: Simplify right side
    164,346.95x = 15,928,559,993.67
  5. Step 5: Solve for x
    x = 15,928,559,993.67/164,346.95
  6. Step 6: Final answer
    x = 96,920.33

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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.