Home / 82,576.15-123,864.21-23,412.33

Finding the Fourth Proportional to 82,576.15, 123,864.21 and 23,412.33

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Solution

The fourth proportional to 82,576.15, 123,864.21 and 23,412.33 is: 35,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,576.15 : 123,864.21 = 23,412.33 : x
  2. Step 2: Convert to fraction form
    82,576.15/123,864.21 = 23,412.33/x
  3. Step 3: Cross multiply
    82,576.15x = 123,864.21 × 23,412.33
  4. Step 4: Simplify right side
    82,576.15x = 2,899,949,759.71
  5. Step 5: Solve for x
    x = 2,899,949,759.71/82,576.15
  6. Step 6: Final answer
    x = 35,118.49

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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.