Home / 48,339.31-66,694.62-31,344.27

Finding the Fourth Proportional to 48,339.31, 66,694.62 and 31,344.27

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Solution

The fourth proportional to 48,339.31, 66,694.62 and 31,344.27 is: 43,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,339.31 : 66,694.62 = 31,344.27 : x
  2. Step 2: Convert to fraction form
    48,339.31/66,694.62 = 31,344.27/x
  3. Step 3: Cross multiply
    48,339.31x = 66,694.62 × 31,344.27
  4. Step 4: Simplify right side
    48,339.31x = 2,090,493,779.80
  5. Step 5: Solve for x
    x = 2,090,493,779.80/48,339.31
  6. Step 6: Final answer
    x = 43,246.25

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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.