Home / 50,914.20-70,261.96-28,253.28

Finding the Fourth Proportional to 50,914.20, 70,261.96 and 28,253.28

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Solution

The fourth proportional to 50,914.20, 70,261.96 and 28,253.28 is: 38,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,914.20 : 70,261.96 = 28,253.28 : x
  2. Step 2: Convert to fraction form
    50,914.20/70,261.96 = 28,253.28/x
  3. Step 3: Cross multiply
    50,914.20x = 70,261.96 × 28,253.28
  4. Step 4: Simplify right side
    50,914.20x = 1,985,130,829.23
  5. Step 5: Solve for x
    x = 1,985,130,829.23/50,914.20
  6. Step 6: Final answer
    x = 38,989.73

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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.