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Finding the Fourth Proportional to 55,052.58, 75,970.52 and 29,901.54

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Solution

The fourth proportional to 55,052.58, 75,970.52 and 29,901.54 is: 41,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052.58 : 75,970.52 = 29,901.54 : x
  2. Step 2: Convert to fraction form
    55,052.58/75,970.52 = 29,901.54/x
  3. Step 3: Cross multiply
    55,052.58x = 75,970.52 × 29,901.54
  4. Step 4: Simplify right side
    55,052.58x = 2,271,635,542.60
  5. Step 5: Solve for x
    x = 2,271,635,542.60/55,052.58
  6. Step 6: Final answer
    x = 41,263.02

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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.