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Finding the Fourth Proportional to 235,628.98, 353,465.26 and 95,398.54

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Solution

The fourth proportional to 235,628.98, 353,465.26 and 95,398.54 is: 143,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,628.98 : 353,465.26 = 95,398.54 : x
  2. Step 2: Convert to fraction form
    235,628.98/353,465.26 = 95,398.54/x
  3. Step 3: Cross multiply
    235,628.98x = 353,465.26 × 95,398.54
  4. Step 4: Simplify right side
    235,628.98x = 33,720,069,744.72
  5. Step 5: Solve for x
    x = 33,720,069,744.72/235,628.98
  6. Step 6: Final answer
    x = 143,106.63

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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.