Home / 168,827.22-253,147.33-69,057.47

Finding the Fourth Proportional to 168,827.22, 253,147.33 and 69,057.47

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Solution

The fourth proportional to 168,827.22, 253,147.33 and 69,057.47 is: 103,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,827.22 : 253,147.33 = 69,057.47 : x
  2. Step 2: Convert to fraction form
    168,827.22/253,147.33 = 69,057.47/x
  3. Step 3: Cross multiply
    168,827.22x = 253,147.33 × 69,057.47
  4. Step 4: Simplify right side
    168,827.22x = 17,481,712,536.03
  5. Step 5: Solve for x
    x = 17,481,712,536.03/168,827.22
  6. Step 6: Final answer
    x = 103,547.95

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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.