Home / 50,868.01-70,198.69-28,207.95

Finding the Fourth Proportional to 50,868.01, 70,198.69 and 28,207.95

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Solution

The fourth proportional to 50,868.01, 70,198.69 and 28,207.95 is: 38,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,868.01 : 70,198.69 = 28,207.95 : x
  2. Step 2: Convert to fraction form
    50,868.01/70,198.69 = 28,207.95/x
  3. Step 3: Cross multiply
    50,868.01x = 70,198.69 × 28,207.95
  4. Step 4: Simplify right side
    50,868.01x = 1,980,161,528.35
  5. Step 5: Solve for x
    x = 1,980,161,528.35/50,868.01
  6. Step 6: Final answer
    x = 38,927.44

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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.