Home / 50,300.03-69,414.02-27,640.48

Finding the Fourth Proportional to 50,300.03, 69,414.02 and 27,640.48

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Solution

The fourth proportional to 50,300.03, 69,414.02 and 27,640.48 is: 38,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,300.03 : 69,414.02 = 27,640.48 : x
  2. Step 2: Convert to fraction form
    50,300.03/69,414.02 = 27,640.48/x
  3. Step 3: Cross multiply
    50,300.03x = 69,414.02 × 27,640.48
  4. Step 4: Simplify right side
    50,300.03x = 1,918,636,519.79
  5. Step 5: Solve for x
    x = 1,918,636,519.79/50,300.03
  6. Step 6: Final answer
    x = 38,143.85

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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.