Home / 55,130.14-76,067.99-36,038.01

Finding the Fourth Proportional to 55,130.14, 76,067.99 and 36,038.01

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Solution

The fourth proportional to 55,130.14, 76,067.99 and 36,038.01 is: 49,724.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,130.14 : 76,067.99 = 36,038.01 : x
  2. Step 2: Convert to fraction form
    55,130.14/76,067.99 = 36,038.01/x
  3. Step 3: Cross multiply
    55,130.14x = 76,067.99 × 36,038.01
  4. Step 4: Simplify right side
    55,130.14x = 2,741,339,427.22
  5. Step 5: Solve for x
    x = 2,741,339,427.22/55,130.14
  6. Step 6: Final answer
    x = 49,724.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.