Home / 55,022.64-82,291.38-47,899.10

Finding the Fourth Proportional to 55,022.64, 82,291.38 and 47,899.10

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Solution

The fourth proportional to 55,022.64, 82,291.38 and 47,899.10 is: 71,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,022.64 : 82,291.38 = 47,899.10 : x
  2. Step 2: Convert to fraction form
    55,022.64/82,291.38 = 47,899.10/x
  3. Step 3: Cross multiply
    55,022.64x = 82,291.38 × 47,899.10
  4. Step 4: Simplify right side
    55,022.64x = 3,941,682,805.05
  5. Step 5: Solve for x
    x = 3,941,682,805.05/55,022.64
  6. Step 6: Final answer
    x = 71,637.47

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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.