Home / 189,953.07-285,028.01-96,458.82

Finding the Fourth Proportional to 189,953.07, 285,028.01 and 96,458.82

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Solution

The fourth proportional to 189,953.07, 285,028.01 and 96,458.82 is: 144,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,953.07 : 285,028.01 = 96,458.82 : x
  2. Step 2: Convert to fraction form
    189,953.07/285,028.01 = 96,458.82/x
  3. Step 3: Cross multiply
    189,953.07x = 285,028.01 × 96,458.82
  4. Step 4: Simplify right side
    189,953.07x = 27,493,465,029.25
  5. Step 5: Solve for x
    x = 27,493,465,029.25/189,953.07
  6. Step 6: Final answer
    x = 144,738.20

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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.