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Finding the Fourth Proportional to 9,009.67, 13,505.23 and 3,461.51

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Solution

The fourth proportional to 9,009.67, 13,505.23 and 3,461.51 is: 5,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.67 : 13,505.23 = 3,461.51 : x
  2. Step 2: Convert to fraction form
    9,009.67/13,505.23 = 3,461.51/x
  3. Step 3: Cross multiply
    9,009.67x = 13,505.23 × 3,461.51
  4. Step 4: Simplify right side
    9,009.67x = 46,748,488.70
  5. Step 5: Solve for x
    x = 46,748,488.70/9,009.67
  6. Step 6: Final answer
    x = 5,188.70

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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.