Home / 55,016.19-82,511.01-25,405.56

Finding the Fourth Proportional to 55,016.19, 82,511.01 and 25,405.56

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Solution

The fourth proportional to 55,016.19, 82,511.01 and 25,405.56 is: 38,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.19 : 82,511.01 = 25,405.56 : x
  2. Step 2: Convert to fraction form
    55,016.19/82,511.01 = 25,405.56/x
  3. Step 3: Cross multiply
    55,016.19x = 82,511.01 × 25,405.56
  4. Step 4: Simplify right side
    55,016.19x = 2,096,238,415.22
  5. Step 5: Solve for x
    x = 2,096,238,415.22/55,016.19
  6. Step 6: Final answer
    x = 38,102.21

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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.