Home / 50,751.85-70,051.61-29,535.20

Finding the Fourth Proportional to 50,751.85, 70,051.61 and 29,535.20

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Solution

The fourth proportional to 50,751.85, 70,051.61 and 29,535.20 is: 40,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,751.85 : 70,051.61 = 29,535.20 : x
  2. Step 2: Convert to fraction form
    50,751.85/70,051.61 = 29,535.20/x
  3. Step 3: Cross multiply
    50,751.85x = 70,051.61 × 29,535.20
  4. Step 4: Simplify right side
    50,751.85x = 2,068,988,311.67
  5. Step 5: Solve for x
    x = 2,068,988,311.67/50,751.85
  6. Step 6: Final answer
    x = 40,766.76

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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.