Home / 204,072.63-281,349.69-167,637.21

Finding the Fourth Proportional to 204,072.63, 281,349.69 and 167,637.21

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Solution

The fourth proportional to 204,072.63, 281,349.69 and 167,637.21 is: 231,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,072.63 : 281,349.69 = 167,637.21 : x
  2. Step 2: Convert to fraction form
    204,072.63/281,349.69 = 167,637.21/x
  3. Step 3: Cross multiply
    204,072.63x = 281,349.69 × 167,637.21
  4. Step 4: Simplify right side
    204,072.63x = 47,164,677,065.96
  5. Step 5: Solve for x
    x = 47,164,677,065.96/204,072.63
  6. Step 6: Final answer
    x = 231,117.11

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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.