Home / 50,968.05-70,336.85-28,309.14

Finding the Fourth Proportional to 50,968.05, 70,336.85 and 28,309.14

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Solution

The fourth proportional to 50,968.05, 70,336.85 and 28,309.14 is: 39,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968.05 : 70,336.85 = 28,309.14 : x
  2. Step 2: Convert to fraction form
    50,968.05/70,336.85 = 28,309.14/x
  3. Step 3: Cross multiply
    50,968.05x = 70,336.85 × 28,309.14
  4. Step 4: Simplify right side
    50,968.05x = 1,991,175,733.81
  5. Step 5: Solve for x
    x = 1,991,175,733.81/50,968.05
  6. Step 6: Final answer
    x = 39,067.14

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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.