Home / 76,923-115,388.01-23,611.10

Finding the Fourth Proportional to 76,923, 115,388.01 and 23,611.10

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Solution

The fourth proportional to 76,923, 115,388.01 and 23,611.10 is: 35,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,923 : 115,388.01 = 23,611.10 : x
  2. Step 2: Convert to fraction form
    76,923/115,388.01 = 23,611.10/x
  3. Step 3: Cross multiply
    76,923x = 115,388.01 × 23,611.10
  4. Step 4: Simplify right side
    76,923x = 2,724,437,265.97
  5. Step 5: Solve for x
    x = 2,724,437,265.97/76,923
  6. Step 6: Final answer
    x = 35,417.72

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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.