Home / 100,825.07-151,330.95-50,940.27

Finding the Fourth Proportional to 100,825.07, 151,330.95 and 50,940.27

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Solution

The fourth proportional to 100,825.07, 151,330.95 and 50,940.27 is: 76,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,825.07 : 151,330.95 = 50,940.27 : x
  2. Step 2: Convert to fraction form
    100,825.07/151,330.95 = 50,940.27/x
  3. Step 3: Cross multiply
    100,825.07x = 151,330.95 × 50,940.27
  4. Step 4: Simplify right side
    100,825.07x = 7,708,839,452.36
  5. Step 5: Solve for x
    x = 7,708,839,452.36/100,825.07
  6. Step 6: Final answer
    x = 76,457.57

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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.