Home / 212,726.43-293,568.62-117,239.28

Finding the Fourth Proportional to 212,726.43, 293,568.62 and 117,239.28

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Solution

The fourth proportional to 212,726.43, 293,568.62 and 117,239.28 is: 161,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,726.43 : 293,568.62 = 117,239.28 : x
  2. Step 2: Convert to fraction form
    212,726.43/293,568.62 = 117,239.28/x
  3. Step 3: Cross multiply
    212,726.43x = 293,568.62 × 117,239.28
  4. Step 4: Simplify right side
    212,726.43x = 34,417,773,053.20
  5. Step 5: Solve for x
    x = 34,417,773,053.20/212,726.43
  6. Step 6: Final answer
    x = 161,793.59

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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.