Home / 43,569.22-65,347.64-13,983.23

Finding the Fourth Proportional to 43,569.22, 65,347.64 and 13,983.23

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Solution

The fourth proportional to 43,569.22, 65,347.64 and 13,983.23 is: 20,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,569.22 : 65,347.64 = 13,983.23 : x
  2. Step 2: Convert to fraction form
    43,569.22/65,347.64 = 13,983.23/x
  3. Step 3: Cross multiply
    43,569.22x = 65,347.64 × 13,983.23
  4. Step 4: Simplify right side
    43,569.22x = 913,771,080.08
  5. Step 5: Solve for x
    x = 913,771,080.08/43,569.22
  6. Step 6: Final answer
    x = 20,972.86

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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.