Home / 31,014.20-46,521.30-27,903.80

Finding the Fourth Proportional to 31,014.20, 46,521.30 and 27,903.80

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Solution

The fourth proportional to 31,014.20, 46,521.30 and 27,903.80 is: 41,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,014.20 : 46,521.30 = 27,903.80 : x
  2. Step 2: Convert to fraction form
    31,014.20/46,521.30 = 27,903.80/x
  3. Step 3: Cross multiply
    31,014.20x = 46,521.30 × 27,903.80
  4. Step 4: Simplify right side
    31,014.20x = 1,298,121,050.94
  5. Step 5: Solve for x
    x = 1,298,121,050.94/31,014.20
  6. Step 6: Final answer
    x = 41,855.70

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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.