Home / 50,853.89-70,181.64-28,193.87

Finding the Fourth Proportional to 50,853.89, 70,181.64 and 28,193.87

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Solution

The fourth proportional to 50,853.89, 70,181.64 and 28,193.87 is: 38,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.89 : 70,181.64 = 28,193.87 : x
  2. Step 2: Convert to fraction form
    50,853.89/70,181.64 = 28,193.87/x
  3. Step 3: Cross multiply
    50,853.89x = 70,181.64 × 28,193.87
  4. Step 4: Simplify right side
    50,853.89x = 1,978,692,210.00
  5. Step 5: Solve for x
    x = 1,978,692,210.00/50,853.89
  6. Step 6: Final answer
    x = 38,909.36

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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.