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Finding the Fourth Proportional to 52,971.40, 73,100.73 and 29,098.54

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Solution

The fourth proportional to 52,971.40, 73,100.73 and 29,098.54 is: 40,156.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.40 : 73,100.73 = 29,098.54 : x
  2. Step 2: Convert to fraction form
    52,971.40/73,100.73 = 29,098.54/x
  3. Step 3: Cross multiply
    52,971.40x = 73,100.73 × 29,098.54
  4. Step 4: Simplify right side
    52,971.40x = 2,127,124,515.93
  5. Step 5: Solve for x
    x = 2,127,124,515.93/52,971.40
  6. Step 6: Final answer
    x = 40,156.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.