Home / 160,930.20-241,481.70-67,445.40

Finding the Fourth Proportional to 160,930.20, 241,481.70 and 67,445.40

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Solution

The fourth proportional to 160,930.20, 241,481.70 and 67,445.40 is: 101,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,930.20 : 241,481.70 = 67,445.40 : x
  2. Step 2: Convert to fraction form
    160,930.20/241,481.70 = 67,445.40/x
  3. Step 3: Cross multiply
    160,930.20x = 241,481.70 × 67,445.40
  4. Step 4: Simplify right side
    160,930.20x = 16,286,829,849.18
  5. Step 5: Solve for x
    x = 16,286,829,849.18/160,930.20
  6. Step 6: Final answer
    x = 101,204.31

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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.