Home / 217,817.10-326,575.80-110,994.30

Finding the Fourth Proportional to 217,817.10, 326,575.80 and 110,994.30

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Solution

The fourth proportional to 217,817.10, 326,575.80 and 110,994.30 is: 166,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,817.10 : 326,575.80 = 110,994.30 : x
  2. Step 2: Convert to fraction form
    217,817.10/326,575.80 = 110,994.30/x
  3. Step 3: Cross multiply
    217,817.10x = 326,575.80 × 110,994.30
  4. Step 4: Simplify right side
    217,817.10x = 36,248,052,317.94
  5. Step 5: Solve for x
    x = 36,248,052,317.94/217,817.10
  6. Step 6: Final answer
    x = 166,415.09

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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.