Home / 50,825.97-70,140.25-28,165.34

Finding the Fourth Proportional to 50,825.97, 70,140.25 and 28,165.34

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Solution

The fourth proportional to 50,825.97, 70,140.25 and 28,165.34 is: 38,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,825.97 : 70,140.25 = 28,165.34 : x
  2. Step 2: Convert to fraction form
    50,825.97/70,140.25 = 28,165.34/x
  3. Step 3: Cross multiply
    50,825.97x = 70,140.25 × 28,165.34
  4. Step 4: Simplify right side
    50,825.97x = 1,975,523,497.41
  5. Step 5: Solve for x
    x = 1,975,523,497.41/50,825.97
  6. Step 6: Final answer
    x = 38,868.39

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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.