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Finding the Fourth Proportional to 174,164.73, 261,284.04 and 55,919.13

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Solution

The fourth proportional to 174,164.73, 261,284.04 and 55,919.13 is: 83,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,164.73 : 261,284.04 = 55,919.13 : x
  2. Step 2: Convert to fraction form
    174,164.73/261,284.04 = 55,919.13/x
  3. Step 3: Cross multiply
    174,164.73x = 261,284.04 × 55,919.13
  4. Step 4: Simplify right side
    174,164.73x = 14,610,776,199.69
  5. Step 5: Solve for x
    x = 14,610,776,199.69/174,164.73
  6. Step 6: Final answer
    x = 83,890.56

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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.