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Finding the Fourth Proportional to 161,293.20, 241,939.80 and 56,037.75

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Solution

The fourth proportional to 161,293.20, 241,939.80 and 56,037.75 is: 84,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,293.20 : 241,939.80 = 56,037.75 : x
  2. Step 2: Convert to fraction form
    161,293.20/241,939.80 = 56,037.75/x
  3. Step 3: Cross multiply
    161,293.20x = 241,939.80 × 56,037.75
  4. Step 4: Simplify right side
    161,293.20x = 13,557,762,027.45
  5. Step 5: Solve for x
    x = 13,557,762,027.45/161,293.20
  6. Step 6: Final answer
    x = 84,056.63

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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.