Home / 43,989.80-65,999.18-29,256.68

Finding the Fourth Proportional to 43,989.80, 65,999.18 and 29,256.68

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Solution

The fourth proportional to 43,989.80, 65,999.18 and 29,256.68 is: 43,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,989.80 : 65,999.18 = 29,256.68 : x
  2. Step 2: Convert to fraction form
    43,989.80/65,999.18 = 29,256.68/x
  3. Step 3: Cross multiply
    43,989.80x = 65,999.18 × 29,256.68
  4. Step 4: Simplify right side
    43,989.80x = 1,930,916,889.52
  5. Step 5: Solve for x
    x = 1,930,916,889.52/43,989.80
  6. Step 6: Final answer
    x = 43,894.65

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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.