Home / 50,637.17-69,885.23-30,504.21

Finding the Fourth Proportional to 50,637.17, 69,885.23 and 30,504.21

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Solution

The fourth proportional to 50,637.17, 69,885.23 and 30,504.21 is: 42,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,637.17 : 69,885.23 = 30,504.21 : x
  2. Step 2: Convert to fraction form
    50,637.17/69,885.23 = 30,504.21/x
  3. Step 3: Cross multiply
    50,637.17x = 69,885.23 × 30,504.21
  4. Step 4: Simplify right side
    50,637.17x = 2,131,793,579.30
  5. Step 5: Solve for x
    x = 2,131,793,579.30/50,637.17
  6. Step 6: Final answer
    x = 42,099.39

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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.