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Finding the Fourth Proportional to 161,245.24, 241,870.32 and 61,410.96

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Solution

The fourth proportional to 161,245.24, 241,870.32 and 61,410.96 is: 92,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,245.24 : 241,870.32 = 61,410.96 : x
  2. Step 2: Convert to fraction form
    161,245.24/241,870.32 = 61,410.96/x
  3. Step 3: Cross multiply
    161,245.24x = 241,870.32 × 61,410.96
  4. Step 4: Simplify right side
    161,245.24x = 14,853,488,546.71
  5. Step 5: Solve for x
    x = 14,853,488,546.71/161,245.24
  6. Step 6: Final answer
    x = 92,117.38

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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.