Home / 48,983.32-67,609.38-30,137.32

Finding the Fourth Proportional to 48,983.32, 67,609.38 and 30,137.32

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Solution

The fourth proportional to 48,983.32, 67,609.38 and 30,137.32 is: 41,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,983.32 : 67,609.38 = 30,137.32 : x
  2. Step 2: Convert to fraction form
    48,983.32/67,609.38 = 30,137.32/x
  3. Step 3: Cross multiply
    48,983.32x = 67,609.38 × 30,137.32
  4. Step 4: Simplify right side
    48,983.32x = 2,037,565,520.06
  5. Step 5: Solve for x
    x = 2,037,565,520.06/48,983.32
  6. Step 6: Final answer
    x = 41,597.13

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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.