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Finding the Fourth Proportional to 174,323.76, 261,489.28 and 49,664.76

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Solution

The fourth proportional to 174,323.76, 261,489.28 and 49,664.76 is: 74,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,323.76 : 261,489.28 = 49,664.76 : x
  2. Step 2: Convert to fraction form
    174,323.76/261,489.28 = 49,664.76/x
  3. Step 3: Cross multiply
    174,323.76x = 261,489.28 × 49,664.76
  4. Step 4: Simplify right side
    174,323.76x = 12,986,802,333.77
  5. Step 5: Solve for x
    x = 12,986,802,333.77/174,323.76
  6. Step 6: Final answer
    x = 74,498.18

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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.