Home / 53,246.10-79,845.86-19,942.82

Finding the Fourth Proportional to 53,246.10, 79,845.86 and 19,942.82

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Solution

The fourth proportional to 53,246.10, 79,845.86 and 19,942.82 is: 29,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,246.10 : 79,845.86 = 19,942.82 : x
  2. Step 2: Convert to fraction form
    53,246.10/79,845.86 = 19,942.82/x
  3. Step 3: Cross multiply
    53,246.10x = 79,845.86 × 19,942.82
  4. Step 4: Simplify right side
    53,246.10x = 1,592,351,613.73
  5. Step 5: Solve for x
    x = 1,592,351,613.73/53,246.10
  6. Step 6: Final answer
    x = 29,905.51

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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.