Home / 195,969.72-270,374.17-114,279.45

Finding the Fourth Proportional to 195,969.72, 270,374.17 and 114,279.45

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Solution

The fourth proportional to 195,969.72, 270,374.17 and 114,279.45 is: 157,668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,969.72 : 270,374.17 = 114,279.45 : x
  2. Step 2: Convert to fraction form
    195,969.72/270,374.17 = 114,279.45/x
  3. Step 3: Cross multiply
    195,969.72x = 270,374.17 × 114,279.45
  4. Step 4: Simplify right side
    195,969.72x = 30,898,211,441.81
  5. Step 5: Solve for x
    x = 30,898,211,441.81/195,969.72
  6. Step 6: Final answer
    x = 157,668.29

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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.