Home / 51,179.42-70,625.74-28,517.24

Finding the Fourth Proportional to 51,179.42, 70,625.74 and 28,517.24

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Solution

The fourth proportional to 51,179.42, 70,625.74 and 28,517.24 is: 39,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,179.42 : 70,625.74 = 28,517.24 : x
  2. Step 2: Convert to fraction form
    51,179.42/70,625.74 = 28,517.24/x
  3. Step 3: Cross multiply
    51,179.42x = 70,625.74 × 28,517.24
  4. Step 4: Simplify right side
    51,179.42x = 2,014,050,753.34
  5. Step 5: Solve for x
    x = 2,014,050,753.34/51,179.42
  6. Step 6: Final answer
    x = 39,352.75

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1.5x scale

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.