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Finding the Fourth Proportional to 50,437.89, 75,669.03 and 15,375.42

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Solution

The fourth proportional to 50,437.89, 75,669.03 and 15,375.42 is: 23,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,437.89 : 75,669.03 = 15,375.42 : x
  2. Step 2: Convert to fraction form
    50,437.89/75,669.03 = 15,375.42/x
  3. Step 3: Cross multiply
    50,437.89x = 75,669.03 × 15,375.42
  4. Step 4: Simplify right side
    50,437.89x = 1,163,443,117.24
  5. Step 5: Solve for x
    x = 1,163,443,117.24/50,437.89
  6. Step 6: Final answer
    x = 23,066.85

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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.