Home / 168,507.88-252,767.02-73,689.26

Finding the Fourth Proportional to 168,507.88, 252,767.02 and 73,689.26

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Solution

The fourth proportional to 168,507.88, 252,767.02 and 73,689.26 is: 110,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,507.88 : 252,767.02 = 73,689.26 : x
  2. Step 2: Convert to fraction form
    168,507.88/252,767.02 = 73,689.26/x
  3. Step 3: Cross multiply
    168,507.88x = 252,767.02 × 73,689.26
  4. Step 4: Simplify right side
    168,507.88x = 18,626,214,211.61
  5. Step 5: Solve for x
    x = 18,626,214,211.61/168,507.88
  6. Step 6: Final answer
    x = 110,536.16

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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.