Home / 43,343.30-65,033.73-15,283.40

Finding the Fourth Proportional to 43,343.30, 65,033.73 and 15,283.40

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Solution

The fourth proportional to 43,343.30, 65,033.73 and 15,283.40 is: 22,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,343.30 : 65,033.73 = 15,283.40 : x
  2. Step 2: Convert to fraction form
    43,343.30/65,033.73 = 15,283.40/x
  3. Step 3: Cross multiply
    43,343.30x = 65,033.73 × 15,283.40
  4. Step 4: Simplify right side
    43,343.30x = 993,936,183.91
  5. Step 5: Solve for x
    x = 993,936,183.91/43,343.30
  6. Step 6: Final answer
    x = 22,931.72

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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.