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Finding the Fourth Proportional to 235,379.84, 352,954.95 and 83,525.50

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Solution

The fourth proportional to 235,379.84, 352,954.95 and 83,525.50 is: 125,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,379.84 : 352,954.95 = 83,525.50 : x
  2. Step 2: Convert to fraction form
    235,379.84/352,954.95 = 83,525.50/x
  3. Step 3: Cross multiply
    235,379.84x = 352,954.95 × 83,525.50
  4. Step 4: Simplify right side
    235,379.84x = 29,480,738,676.23
  5. Step 5: Solve for x
    x = 29,480,738,676.23/235,379.84
  6. Step 6: Final answer
    x = 125,247.51

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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.