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Finding the Fourth Proportional to 23,664.63, 35,490.87 and 7,020.89

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Solution

The fourth proportional to 23,664.63, 35,490.87 and 7,020.89 is: 10,529.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,664.63 : 35,490.87 = 7,020.89 : x
  2. Step 2: Convert to fraction form
    23,664.63/35,490.87 = 7,020.89/x
  3. Step 3: Cross multiply
    23,664.63x = 35,490.87 × 7,020.89
  4. Step 4: Simplify right side
    23,664.63x = 249,177,316.82
  5. Step 5: Solve for x
    x = 249,177,316.82/23,664.63
  6. Step 6: Final answer
    x = 10,529.53

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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.