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Finding the Fourth Proportional to 171,484.34, 256,183.40 and 111,020.22

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Solution

The fourth proportional to 171,484.34, 256,183.40 and 111,020.22 is: 165,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,484.34 : 256,183.40 = 111,020.22 : x
  2. Step 2: Convert to fraction form
    171,484.34/256,183.40 = 111,020.22/x
  3. Step 3: Cross multiply
    171,484.34x = 256,183.40 × 111,020.22
  4. Step 4: Simplify right side
    171,484.34x = 28,441,536,873.25
  5. Step 5: Solve for x
    x = 28,441,536,873.25/171,484.34
  6. Step 6: Final answer
    x = 165,855.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.