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Finding the Fourth Proportional to 161,094.16, 241,579.14 and 61,201.72

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Solution

The fourth proportional to 161,094.16, 241,579.14 and 61,201.72 is: 91,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,094.16 : 241,579.14 = 61,201.72 : x
  2. Step 2: Convert to fraction form
    161,094.16/241,579.14 = 61,201.72/x
  3. Step 3: Cross multiply
    161,094.16x = 241,579.14 × 61,201.72
  4. Step 4: Simplify right side
    161,094.16x = 14,785,058,884.12
  5. Step 5: Solve for x
    x = 14,785,058,884.12/161,094.16
  6. Step 6: Final answer
    x = 91,778.99

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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.