Home / 48,201.75-66,547.58-31,463.91

Finding the Fourth Proportional to 48,201.75, 66,547.58 and 31,463.91

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Solution

The fourth proportional to 48,201.75, 66,547.58 and 31,463.91 is: 43,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,201.75 : 66,547.58 = 31,463.91 : x
  2. Step 2: Convert to fraction form
    48,201.75/66,547.58 = 31,463.91/x
  3. Step 3: Cross multiply
    48,201.75x = 66,547.58 × 31,463.91
  4. Step 4: Simplify right side
    48,201.75x = 2,093,846,910.52
  5. Step 5: Solve for x
    x = 2,093,846,910.52/48,201.75
  6. Step 6: Final answer
    x = 43,439.23

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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.