Home / 196,153.46-270,683.80-111,268.70

Finding the Fourth Proportional to 196,153.46, 270,683.80 and 111,268.70

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Solution

The fourth proportional to 196,153.46, 270,683.80 and 111,268.70 is: 153,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,153.46 : 270,683.80 = 111,268.70 : x
  2. Step 2: Convert to fraction form
    196,153.46/270,683.80 = 111,268.70/x
  3. Step 3: Cross multiply
    196,153.46x = 270,683.80 × 111,268.70
  4. Step 4: Simplify right side
    196,153.46x = 30,118,632,905.47
  5. Step 5: Solve for x
    x = 30,118,632,905.47/196,153.46
  6. Step 6: Final answer
    x = 153,546.28

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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.