Home / 50,683.56-69,941.25-28,021.11

Finding the Fourth Proportional to 50,683.56, 69,941.25 and 28,021.11

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Solution

The fourth proportional to 50,683.56, 69,941.25 and 28,021.11 is: 38,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,683.56 : 69,941.25 = 28,021.11 : x
  2. Step 2: Convert to fraction form
    50,683.56/69,941.25 = 28,021.11/x
  3. Step 3: Cross multiply
    50,683.56x = 69,941.25 × 28,021.11
  4. Step 4: Simplify right side
    50,683.56x = 1,959,831,459.79
  5. Step 5: Solve for x
    x = 1,959,831,459.79/50,683.56
  6. Step 6: Final answer
    x = 38,667.99

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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.