Home / 75,705.82-113,576.46-23,115.30

Finding the Fourth Proportional to 75,705.82, 113,576.46 and 23,115.30

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Solution

The fourth proportional to 75,705.82, 113,576.46 and 23,115.30 is: 34,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,705.82 : 113,576.46 = 23,115.30 : x
  2. Step 2: Convert to fraction form
    75,705.82/113,576.46 = 23,115.30/x
  3. Step 3: Cross multiply
    75,705.82x = 113,576.46 × 23,115.30
  4. Step 4: Simplify right side
    75,705.82x = 2,625,353,945.84
  5. Step 5: Solve for x
    x = 2,625,353,945.84/75,705.82
  6. Step 6: Final answer
    x = 34,678.36

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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.