Home / 34,902.90-48,163.82-20,753.01

Finding the Fourth Proportional to 34,902.90, 48,163.82 and 20,753.01

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Solution

The fourth proportional to 34,902.90, 48,163.82 and 20,753.01 is: 28,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,902.90 : 48,163.82 = 20,753.01 : x
  2. Step 2: Convert to fraction form
    34,902.90/48,163.82 = 20,753.01/x
  3. Step 3: Cross multiply
    34,902.90x = 48,163.82 × 20,753.01
  4. Step 4: Simplify right side
    34,902.90x = 999,544,134.33
  5. Step 5: Solve for x
    x = 999,544,134.33/34,902.90
  6. Step 6: Final answer
    x = 28,637.85

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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.