Home / 51,631.86-71,119.21-36,498.50

Finding the Fourth Proportional to 51,631.86, 71,119.21 and 36,498.50

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Solution

The fourth proportional to 51,631.86, 71,119.21 and 36,498.50 is: 50,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.86 : 71,119.21 = 36,498.50 : x
  2. Step 2: Convert to fraction form
    51,631.86/71,119.21 = 36,498.50/x
  3. Step 3: Cross multiply
    51,631.86x = 71,119.21 × 36,498.50
  4. Step 4: Simplify right side
    51,631.86x = 2,595,744,241.13
  5. Step 5: Solve for x
    x = 2,595,744,241.13/51,631.86
  6. Step 6: Final answer
    x = 50,274.08

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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.