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Finding the Fourth Proportional to 160,652.21, 241,044.48 and 70,648.65

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Solution

The fourth proportional to 160,652.21, 241,044.48 and 70,648.65 is: 106,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,652.21 : 241,044.48 = 70,648.65 : x
  2. Step 2: Convert to fraction form
    160,652.21/241,044.48 = 70,648.65/x
  3. Step 3: Cross multiply
    160,652.21x = 241,044.48 × 70,648.65
  4. Step 4: Simplify right side
    160,652.21x = 17,029,467,101.95
  5. Step 5: Solve for x
    x = 17,029,467,101.95/160,652.21
  6. Step 6: Final answer
    x = 106,002.08

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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.