Home / 50,301.41-69,417.09-27,638.98

Finding the Fourth Proportional to 50,301.41, 69,417.09 and 27,638.98

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Solution

The fourth proportional to 50,301.41, 69,417.09 and 27,638.98 is: 38,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,301.41 : 69,417.09 = 27,638.98 : x
  2. Step 2: Convert to fraction form
    50,301.41/69,417.09 = 27,638.98/x
  3. Step 3: Cross multiply
    50,301.41x = 69,417.09 × 27,638.98
  4. Step 4: Simplify right side
    50,301.41x = 1,918,617,388.63
  5. Step 5: Solve for x
    x = 1,918,617,388.63/50,301.41
  6. Step 6: Final answer
    x = 38,142.42

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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.