Home / 186,928.27-257,962.06-106,355.79

Finding the Fourth Proportional to 186,928.27, 257,962.06 and 106,355.79

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Solution

The fourth proportional to 186,928.27, 257,962.06 and 106,355.79 is: 146,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,928.27 : 257,962.06 = 106,355.79 : x
  2. Step 2: Convert to fraction form
    186,928.27/257,962.06 = 106,355.79/x
  3. Step 3: Cross multiply
    186,928.27x = 257,962.06 × 106,355.79
  4. Step 4: Simplify right side
    186,928.27x = 27,435,758,149.55
  5. Step 5: Solve for x
    x = 27,435,758,149.55/186,928.27
  6. Step 6: Final answer
    x = 146,771.59

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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.