Home / 50,558.78-69,769.96-27,899.92

Finding the Fourth Proportional to 50,558.78, 69,769.96 and 27,899.92

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Solution

The fourth proportional to 50,558.78, 69,769.96 and 27,899.92 is: 38,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,558.78 : 69,769.96 = 27,899.92 : x
  2. Step 2: Convert to fraction form
    50,558.78/69,769.96 = 27,899.92/x
  3. Step 3: Cross multiply
    50,558.78x = 69,769.96 × 27,899.92
  4. Step 4: Simplify right side
    50,558.78x = 1,946,576,302.40
  5. Step 5: Solve for x
    x = 1,946,576,302.40/50,558.78
  6. Step 6: Final answer
    x = 38,501.25

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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.