Home / 50,742.89-76,123.90-15,674.34

Finding the Fourth Proportional to 50,742.89, 76,123.90 and 15,674.34

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Solution

The fourth proportional to 50,742.89, 76,123.90 and 15,674.34 is: 23,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.89 : 76,123.90 = 15,674.34 : x
  2. Step 2: Convert to fraction form
    50,742.89/76,123.90 = 15,674.34/x
  3. Step 3: Cross multiply
    50,742.89x = 76,123.90 × 15,674.34
  4. Step 4: Simplify right side
    50,742.89x = 1,193,192,195.78
  5. Step 5: Solve for x
    x = 1,193,192,195.78/50,742.89
  6. Step 6: Final answer
    x = 23,514.47

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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.