Home / 48,739.15-67,231.96-29,344.58

Finding the Fourth Proportional to 48,739.15, 67,231.96 and 29,344.58

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Solution

The fourth proportional to 48,739.15, 67,231.96 and 29,344.58 is: 40,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,739.15 : 67,231.96 = 29,344.58 : x
  2. Step 2: Convert to fraction form
    48,739.15/67,231.96 = 29,344.58/x
  3. Step 3: Cross multiply
    48,739.15x = 67,231.96 × 29,344.58
  4. Step 4: Simplify right side
    48,739.15x = 1,972,893,628.78
  5. Step 5: Solve for x
    x = 1,972,893,628.78/48,739.15
  6. Step 6: Final answer
    x = 40,478.62

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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.