Home / 51,623.34-71,245.60-28,968.44

Finding the Fourth Proportional to 51,623.34, 71,245.60 and 28,968.44

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Solution

The fourth proportional to 51,623.34, 71,245.60 and 28,968.44 is: 39,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,623.34 : 71,245.60 = 28,968.44 : x
  2. Step 2: Convert to fraction form
    51,623.34/71,245.60 = 28,968.44/x
  3. Step 3: Cross multiply
    51,623.34x = 71,245.60 × 28,968.44
  4. Step 4: Simplify right side
    51,623.34x = 2,063,873,888.86
  5. Step 5: Solve for x
    x = 2,063,873,888.86/51,623.34
  6. Step 6: Final answer
    x = 39,979.47

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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.