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Finding the Fourth Proportional to 164,606.40, 246,902.76 and 69,810.48

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Solution

The fourth proportional to 164,606.40, 246,902.76 and 69,810.48 is: 104,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,606.40 : 246,902.76 = 69,810.48 : x
  2. Step 2: Convert to fraction form
    164,606.40/246,902.76 = 69,810.48/x
  3. Step 3: Cross multiply
    164,606.40x = 246,902.76 × 69,810.48
  4. Step 4: Simplify right side
    164,606.40x = 17,236,400,188.92
  5. Step 5: Solve for x
    x = 17,236,400,188.92/164,606.40
  6. Step 6: Final answer
    x = 104,712.82

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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.