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Finding the Fourth Proportional to 101,806.65, 152,673.39 and 35,228.70

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Solution

The fourth proportional to 101,806.65, 152,673.39 and 35,228.70 is: 52,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,806.65 : 152,673.39 = 35,228.70 : x
  2. Step 2: Convert to fraction form
    101,806.65/152,673.39 = 35,228.70/x
  3. Step 3: Cross multiply
    101,806.65x = 152,673.39 × 35,228.70
  4. Step 4: Simplify right side
    101,806.65x = 5,378,485,054.29
  5. Step 5: Solve for x
    x = 5,378,485,054.29/101,806.65
  6. Step 6: Final answer
    x = 52,830.39

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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.