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Finding the Fourth Proportional to 160,942.80, 241,385.40 and 101,672.40

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Solution

The fourth proportional to 160,942.80, 241,385.40 and 101,672.40 is: 152,490.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,942.80 : 241,385.40 = 101,672.40 : x
  2. Step 2: Convert to fraction form
    160,942.80/241,385.40 = 101,672.40/x
  3. Step 3: Cross multiply
    160,942.80x = 241,385.40 × 101,672.40
  4. Step 4: Simplify right side
    160,942.80x = 24,542,232,942.96
  5. Step 5: Solve for x
    x = 24,542,232,942.96/160,942.80
  6. Step 6: Final answer
    x = 152,490.41

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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.