Home / 201,949.42-278,685.39-110,071.63

Finding the Fourth Proportional to 201,949.42, 278,685.39 and 110,071.63

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Solution

The fourth proportional to 201,949.42, 278,685.39 and 110,071.63 is: 151,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,949.42 : 278,685.39 = 110,071.63 : x
  2. Step 2: Convert to fraction form
    201,949.42/278,685.39 = 110,071.63/x
  3. Step 3: Cross multiply
    201,949.42x = 278,685.39 × 110,071.63
  4. Step 4: Simplify right side
    201,949.42x = 30,675,355,134.49
  5. Step 5: Solve for x
    x = 30,675,355,134.49/201,949.42
  6. Step 6: Final answer
    x = 151,896.23

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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.