Home / 231,009.26-346,652.12-99,681.26

Finding the Fourth Proportional to 231,009.26, 346,652.12 and 99,681.26

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Solution

The fourth proportional to 231,009.26, 346,652.12 and 99,681.26 is: 149,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,009.26 : 346,652.12 = 99,681.26 : x
  2. Step 2: Convert to fraction form
    231,009.26/346,652.12 = 99,681.26/x
  3. Step 3: Cross multiply
    231,009.26x = 346,652.12 × 99,681.26
  4. Step 4: Simplify right side
    231,009.26x = 34,554,720,103.27
  5. Step 5: Solve for x
    x = 34,554,720,103.27/231,009.26
  6. Step 6: Final answer
    x = 149,581.54

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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.