Home / 31,293.12-46,939.23-7,600.86

Finding the Fourth Proportional to 31,293.12, 46,939.23 and 7,600.86

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Solution

The fourth proportional to 31,293.12, 46,939.23 and 7,600.86 is: 11,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.12 : 46,939.23 = 7,600.86 : x
  2. Step 2: Convert to fraction form
    31,293.12/46,939.23 = 7,600.86/x
  3. Step 3: Cross multiply
    31,293.12x = 46,939.23 × 7,600.86
  4. Step 4: Simplify right side
    31,293.12x = 356,778,515.74
  5. Step 5: Solve for x
    x = 356,778,515.74/31,293.12
  6. Step 6: Final answer
    x = 11,401.18

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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.