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Finding the Fourth Proportional to 164,143.74, 246,215.61 and 39,484.74

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Solution

The fourth proportional to 164,143.74, 246,215.61 and 39,484.74 is: 59,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,143.74 : 246,215.61 = 39,484.74 : x
  2. Step 2: Convert to fraction form
    164,143.74/246,215.61 = 39,484.74/x
  3. Step 3: Cross multiply
    164,143.74x = 246,215.61 × 39,484.74
  4. Step 4: Simplify right side
    164,143.74x = 9,721,759,344.79
  5. Step 5: Solve for x
    x = 9,721,759,344.79/164,143.74
  6. Step 6: Final answer
    x = 59,227.11

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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.