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Finding the Fourth Proportional to 160,610.76, 241,263.72 and 104,421.96

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Solution

The fourth proportional to 160,610.76, 241,263.72 and 104,421.96 is: 156,858.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,610.76 : 241,263.72 = 104,421.96 : x
  2. Step 2: Convert to fraction form
    160,610.76/241,263.72 = 104,421.96/x
  3. Step 3: Cross multiply
    160,610.76x = 241,263.72 × 104,421.96
  4. Step 4: Simplify right side
    160,610.76x = 25,193,230,519.29
  5. Step 5: Solve for x
    x = 25,193,230,519.29/160,610.76
  6. Step 6: Final answer
    x = 156,858.92

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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.