Home / 104,717.29-157,029.33-29,820.43

Finding the Fourth Proportional to 104,717.29, 157,029.33 and 29,820.43

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Solution

The fourth proportional to 104,717.29, 157,029.33 and 29,820.43 is: 44,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,717.29 : 157,029.33 = 29,820.43 : x
  2. Step 2: Convert to fraction form
    104,717.29/157,029.33 = 29,820.43/x
  3. Step 3: Cross multiply
    104,717.29x = 157,029.33 × 29,820.43
  4. Step 4: Simplify right side
    104,717.29x = 4,682,681,358.07
  5. Step 5: Solve for x
    x = 4,682,681,358.07/104,717.29
  6. Step 6: Final answer
    x = 44,717.37

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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.