Home / 192,178.74-265,317.31-127,735.34

Finding the Fourth Proportional to 192,178.74, 265,317.31 and 127,735.34

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Solution

The fourth proportional to 192,178.74, 265,317.31 and 127,735.34 is: 176,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,178.74 : 265,317.31 = 127,735.34 : x
  2. Step 2: Convert to fraction form
    192,178.74/265,317.31 = 127,735.34/x
  3. Step 3: Cross multiply
    192,178.74x = 265,317.31 × 127,735.34
  4. Step 4: Simplify right side
    192,178.74x = 33,890,396,162.06
  5. Step 5: Solve for x
    x = 33,890,396,162.06/192,178.74
  6. Step 6: Final answer
    x = 176,348.31

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1.5x scale

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.