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Finding the Fourth Proportional to 70,903.26, 106,373.34 and 26,533.44

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Solution

The fourth proportional to 70,903.26, 106,373.34 and 26,533.44 is: 39,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.26 : 106,373.34 = 26,533.44 : x
  2. Step 2: Convert to fraction form
    70,903.26/106,373.34 = 26,533.44/x
  3. Step 3: Cross multiply
    70,903.26x = 106,373.34 × 26,533.44
  4. Step 4: Simplify right side
    70,903.26x = 2,822,450,634.49
  5. Step 5: Solve for x
    x = 2,822,450,634.49/70,903.26
  6. Step 6: Final answer
    x = 39,807.06

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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.