Home / 47,873.10-71,661.80-31,197.26

Finding the Fourth Proportional to 47,873.10, 71,661.80 and 31,197.26

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Solution

The fourth proportional to 47,873.10, 71,661.80 and 31,197.26 is: 46,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,873.10 : 71,661.80 = 31,197.26 : x
  2. Step 2: Convert to fraction form
    47,873.10/71,661.80 = 31,197.26/x
  3. Step 3: Cross multiply
    47,873.10x = 71,661.80 × 31,197.26
  4. Step 4: Simplify right side
    47,873.10x = 2,235,651,806.67
  5. Step 5: Solve for x
    x = 2,235,651,806.67/47,873.10
  6. Step 6: Final answer
    x = 46,699.54

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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.