Home / 43,576.07-65,391.71-18,616.24

Finding the Fourth Proportional to 43,576.07, 65,391.71 and 18,616.24

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Solution

The fourth proportional to 43,576.07, 65,391.71 and 18,616.24 is: 27,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,576.07 : 65,391.71 = 18,616.24 : x
  2. Step 2: Convert to fraction form
    43,576.07/65,391.71 = 18,616.24/x
  3. Step 3: Cross multiply
    43,576.07x = 65,391.71 × 18,616.24
  4. Step 4: Simplify right side
    43,576.07x = 1,217,347,510.81
  5. Step 5: Solve for x
    x = 1,217,347,510.81/43,576.07
  6. Step 6: Final answer
    x = 27,936.15

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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.