Home / 34,900.96-48,158.40-20,759.44

Finding the Fourth Proportional to 34,900.96, 48,158.40 and 20,759.44

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Solution

The fourth proportional to 34,900.96, 48,158.40 and 20,759.44 is: 28,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.96 : 48,158.40 = 20,759.44 : x
  2. Step 2: Convert to fraction form
    34,900.96/48,158.40 = 20,759.44/x
  3. Step 3: Cross multiply
    34,900.96x = 48,158.40 × 20,759.44
  4. Step 4: Simplify right side
    34,900.96x = 999,741,415.30
  5. Step 5: Solve for x
    x = 999,741,415.30/34,900.96
  6. Step 6: Final answer
    x = 28,645.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.