Home / 189,204.36-283,800.38-76,851.33

Finding the Fourth Proportional to 189,204.36, 283,800.38 and 76,851.33

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Solution

The fourth proportional to 189,204.36, 283,800.38 and 76,851.33 is: 115,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,204.36 : 283,800.38 = 76,851.33 : x
  2. Step 2: Convert to fraction form
    189,204.36/283,800.38 = 76,851.33/x
  3. Step 3: Cross multiply
    189,204.36x = 283,800.38 × 76,851.33
  4. Step 4: Simplify right side
    189,204.36x = 21,810,437,453.81
  5. Step 5: Solve for x
    x = 21,810,437,453.81/189,204.36
  6. Step 6: Final answer
    x = 115,274.50

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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.