Home / 50,742.84-76,090.27-15,190.42

Finding the Fourth Proportional to 50,742.84, 76,090.27 and 15,190.42

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Solution

The fourth proportional to 50,742.84, 76,090.27 and 15,190.42 is: 22,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.84 : 76,090.27 = 15,190.42 : x
  2. Step 2: Convert to fraction form
    50,742.84/76,090.27 = 15,190.42/x
  3. Step 3: Cross multiply
    50,742.84x = 76,090.27 × 15,190.42
  4. Step 4: Simplify right side
    50,742.84x = 1,155,843,159.21
  5. Step 5: Solve for x
    x = 1,155,843,159.21/50,742.84
  6. Step 6: Final answer
    x = 22,778.45

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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.