Home / 231,339.51-346,164.21-136,614.47

Finding the Fourth Proportional to 231,339.51, 346,164.21 and 136,614.47

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Solution

The fourth proportional to 231,339.51, 346,164.21 and 136,614.47 is: 204,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,339.51 : 346,164.21 = 136,614.47 : x
  2. Step 2: Convert to fraction form
    231,339.51/346,164.21 = 136,614.47/x
  3. Step 3: Cross multiply
    231,339.51x = 346,164.21 × 136,614.47
  4. Step 4: Simplify right side
    231,339.51x = 47,291,038,351.30
  5. Step 5: Solve for x
    x = 47,291,038,351.30/231,339.51
  6. Step 6: Final answer
    x = 204,422.66

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1.5x scale

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.