Home / 192,666.07-265,790.47-124,704.88

Finding the Fourth Proportional to 192,666.07, 265,790.47 and 124,704.88

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Solution

The fourth proportional to 192,666.07, 265,790.47 and 124,704.88 is: 172,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,666.07 : 265,790.47 = 124,704.88 : x
  2. Step 2: Convert to fraction form
    192,666.07/265,790.47 = 124,704.88/x
  3. Step 3: Cross multiply
    192,666.07x = 265,790.47 × 124,704.88
  4. Step 4: Simplify right side
    192,666.07x = 33,145,367,149.98
  5. Step 5: Solve for x
    x = 33,145,367,149.98/192,666.07
  6. Step 6: Final answer
    x = 172,035.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.