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Finding the Fourth Proportional to 165,010.00, 247,619.12 and 70,240.04

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Solution

The fourth proportional to 165,010.00, 247,619.12 and 70,240.04 is: 105,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,010.00 : 247,619.12 = 70,240.04 : x
  2. Step 2: Convert to fraction form
    165,010.00/247,619.12 = 70,240.04/x
  3. Step 3: Cross multiply
    165,010.00x = 247,619.12 × 70,240.04
  4. Step 4: Simplify right side
    165,010.00x = 17,392,777,688.21
  5. Step 5: Solve for x
    x = 17,392,777,688.21/165,010.00
  6. Step 6: Final answer
    x = 105,404.39

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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.