Home / 197,195.53-272,185.58-116,651.07

Finding the Fourth Proportional to 197,195.53, 272,185.58 and 116,651.07

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Solution

The fourth proportional to 197,195.53, 272,185.58 and 116,651.07 is: 161,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,195.53 : 272,185.58 = 116,651.07 : x
  2. Step 2: Convert to fraction form
    197,195.53/272,185.58 = 116,651.07/x
  3. Step 3: Cross multiply
    197,195.53x = 272,185.58 × 116,651.07
  4. Step 4: Simplify right side
    197,195.53x = 31,750,739,145.57
  5. Step 5: Solve for x
    x = 31,750,739,145.57/197,195.53
  6. Step 6: Final answer
    x = 161,011.45

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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.