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Finding the Fourth Proportional to 50,943.99, 70,157.39 and 36,774.39

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Solution

The fourth proportional to 50,943.99, 70,157.39 and 36,774.39 is: 50,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,943.99 : 70,157.39 = 36,774.39 : x
  2. Step 2: Convert to fraction form
    50,943.99/70,157.39 = 36,774.39/x
  3. Step 3: Cross multiply
    50,943.99x = 70,157.39 × 36,774.39
  4. Step 4: Simplify right side
    50,943.99x = 2,579,995,037.37
  5. Step 5: Solve for x
    x = 2,579,995,037.37/50,943.99
  6. Step 6: Final answer
    x = 50,643.76

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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.