Home / 50,219.90-69,189.39-38,850.23

Finding the Fourth Proportional to 50,219.90, 69,189.39 and 38,850.23

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Solution

The fourth proportional to 50,219.90, 69,189.39 and 38,850.23 is: 53,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,219.90 : 69,189.39 = 38,850.23 : x
  2. Step 2: Convert to fraction form
    50,219.90/69,189.39 = 38,850.23/x
  3. Step 3: Cross multiply
    50,219.90x = 69,189.39 × 38,850.23
  4. Step 4: Simplify right side
    50,219.90x = 2,688,023,888.03
  5. Step 5: Solve for x
    x = 2,688,023,888.03/50,219.90
  6. Step 6: Final answer
    x = 53,525.08

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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.