Home / 168,089.14-231,962.34-92,637.64

Finding the Fourth Proportional to 168,089.14, 231,962.34 and 92,637.64

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Solution

The fourth proportional to 168,089.14, 231,962.34 and 92,637.64 is: 127,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,089.14 : 231,962.34 = 92,637.64 : x
  2. Step 2: Convert to fraction form
    168,089.14/231,962.34 = 92,637.64/x
  3. Step 3: Cross multiply
    168,089.14x = 231,962.34 × 92,637.64
  4. Step 4: Simplify right side
    168,089.14x = 21,488,443,746.48
  5. Step 5: Solve for x
    x = 21,488,443,746.48/168,089.14
  6. Step 6: Final answer
    x = 127,839.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.