Home / 107,736.15-148,653.25-62,411.43

Finding the Fourth Proportional to 107,736.15, 148,653.25 and 62,411.43

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Solution

The fourth proportional to 107,736.15, 148,653.25 and 62,411.43 is: 86,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,736.15 : 148,653.25 = 62,411.43 : x
  2. Step 2: Convert to fraction form
    107,736.15/148,653.25 = 62,411.43/x
  3. Step 3: Cross multiply
    107,736.15x = 148,653.25 × 62,411.43
  4. Step 4: Simplify right side
    107,736.15x = 9,277,661,906.65
  5. Step 5: Solve for x
    x = 9,277,661,906.65/107,736.15
  6. Step 6: Final answer
    x = 86,114.66

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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.