Home / 30,239.53-45,361.59-8,052.82

Finding the Fourth Proportional to 30,239.53, 45,361.59 and 8,052.82

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Solution

The fourth proportional to 30,239.53, 45,361.59 and 8,052.82 is: 12,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239.53 : 45,361.59 = 8,052.82 : x
  2. Step 2: Convert to fraction form
    30,239.53/45,361.59 = 8,052.82/x
  3. Step 3: Cross multiply
    30,239.53x = 45,361.59 × 8,052.82
  4. Step 4: Simplify right side
    30,239.53x = 365,288,719.18
  5. Step 5: Solve for x
    x = 365,288,719.18/30,239.53
  6. Step 6: Final answer
    x = 12,079.84

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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.