Home / 46,984.98-70,434.32-20,314.29

Finding the Fourth Proportional to 46,984.98, 70,434.32 and 20,314.29

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Solution

The fourth proportional to 46,984.98, 70,434.32 and 20,314.29 is: 30,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,984.98 : 70,434.32 = 20,314.29 : x
  2. Step 2: Convert to fraction form
    46,984.98/70,434.32 = 20,314.29/x
  3. Step 3: Cross multiply
    46,984.98x = 70,434.32 × 20,314.29
  4. Step 4: Simplify right side
    46,984.98x = 1,430,823,100.86
  5. Step 5: Solve for x
    x = 1,430,823,100.86/46,984.98
  6. Step 6: Final answer
    x = 30,452.78

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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.