Home / 50,071.23-69,115.68-30,965.63

Finding the Fourth Proportional to 50,071.23, 69,115.68 and 30,965.63

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Solution

The fourth proportional to 50,071.23, 69,115.68 and 30,965.63 is: 42,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,071.23 : 69,115.68 = 30,965.63 : x
  2. Step 2: Convert to fraction form
    50,071.23/69,115.68 = 30,965.63/x
  3. Step 3: Cross multiply
    50,071.23x = 69,115.68 × 30,965.63
  4. Step 4: Simplify right side
    50,071.23x = 2,140,210,228.50
  5. Step 5: Solve for x
    x = 2,140,210,228.50/50,071.23
  6. Step 6: Final answer
    x = 42,743.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.