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Finding the Fourth Proportional to 160,859.10, 241,317.45 and 67,374.30

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Solution

The fourth proportional to 160,859.10, 241,317.45 and 67,374.30 is: 101,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,859.10 : 241,317.45 = 67,374.30 : x
  2. Step 2: Convert to fraction form
    160,859.10/241,317.45 = 67,374.30/x
  3. Step 3: Cross multiply
    160,859.10x = 241,317.45 × 67,374.30
  4. Step 4: Simplify right side
    160,859.10x = 16,258,594,271.54
  5. Step 5: Solve for x
    x = 16,258,594,271.54/160,859.10
  6. Step 6: Final answer
    x = 101,073.51

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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.