Home / 50,155.08-75,209.04-18,543.30

Finding the Fourth Proportional to 50,155.08, 75,209.04 and 18,543.30

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Solution

The fourth proportional to 50,155.08, 75,209.04 and 18,543.30 is: 27,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155.08 : 75,209.04 = 18,543.30 : x
  2. Step 2: Convert to fraction form
    50,155.08/75,209.04 = 18,543.30/x
  3. Step 3: Cross multiply
    50,155.08x = 75,209.04 × 18,543.30
  4. Step 4: Simplify right side
    50,155.08x = 1,394,623,791.43
  5. Step 5: Solve for x
    x = 1,394,623,791.43/50,155.08
  6. Step 6: Final answer
    x = 27,806.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.