Home / 344,272.07-516,408.11-104,385.51

Finding the Fourth Proportional to 344,272.07, 516,408.11 and 104,385.51

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Solution

The fourth proportional to 344,272.07, 516,408.11 and 104,385.51 is: 156,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,272.07 : 516,408.11 = 104,385.51 : x
  2. Step 2: Convert to fraction form
    344,272.07/516,408.11 = 104,385.51/x
  3. Step 3: Cross multiply
    344,272.07x = 516,408.11 × 104,385.51
  4. Step 4: Simplify right side
    344,272.07x = 53,905,523,800.00
  5. Step 5: Solve for x
    x = 53,905,523,800.00/344,272.07
  6. Step 6: Final answer
    x = 156,578.27

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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.