Home / 43,575.90-65,347.23-18,627.51

Finding the Fourth Proportional to 43,575.90, 65,347.23 and 18,627.51

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Solution

The fourth proportional to 43,575.90, 65,347.23 and 18,627.51 is: 27,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.90 : 65,347.23 = 18,627.51 : x
  2. Step 2: Convert to fraction form
    43,575.90/65,347.23 = 18,627.51/x
  3. Step 3: Cross multiply
    43,575.90x = 65,347.23 × 18,627.51
  4. Step 4: Simplify right side
    43,575.90x = 1,217,256,180.30
  5. Step 5: Solve for x
    x = 1,217,256,180.30/43,575.90
  6. Step 6: Final answer
    x = 27,934.16

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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.