Home / 212,791.38-293,654.08-117,301.50

Finding the Fourth Proportional to 212,791.38, 293,654.08 and 117,301.50

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Solution

The fourth proportional to 212,791.38, 293,654.08 and 117,301.50 is: 161,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,791.38 : 293,654.08 = 117,301.50 : x
  2. Step 2: Convert to fraction form
    212,791.38/293,654.08 = 117,301.50/x
  3. Step 3: Cross multiply
    212,791.38x = 293,654.08 × 117,301.50
  4. Step 4: Simplify right side
    212,791.38x = 34,446,064,065.12
  5. Step 5: Solve for x
    x = 34,446,064,065.12/212,791.38
  6. Step 6: Final answer
    x = 161,877.16

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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.