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Finding the Fourth Proportional to 111,379.93, 167,031 and 44,802.79

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Solution

The fourth proportional to 111,379.93, 167,031 and 44,802.79 is: 67,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,379.93 : 167,031 = 44,802.79 : x
  2. Step 2: Convert to fraction form
    111,379.93/167,031 = 44,802.79/x
  3. Step 3: Cross multiply
    111,379.93x = 167,031 × 44,802.79
  4. Step 4: Simplify right side
    111,379.93x = 7,483,454,398.91
  5. Step 5: Solve for x
    x = 7,483,454,398.91/111,379.93
  6. Step 6: Final answer
    x = 67,188.54

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1.5x scale

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.