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Finding the Fourth Proportional to 69,009.48, 103,536.09 and 24,635.25

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Solution

The fourth proportional to 69,009.48, 103,536.09 and 24,635.25 is: 36,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,009.48 : 103,536.09 = 24,635.25 : x
  2. Step 2: Convert to fraction form
    69,009.48/103,536.09 = 24,635.25/x
  3. Step 3: Cross multiply
    69,009.48x = 103,536.09 × 24,635.25
  4. Step 4: Simplify right side
    69,009.48x = 2,550,637,461.17
  5. Step 5: Solve for x
    x = 2,550,637,461.17/69,009.48
  6. Step 6: Final answer
    x = 36,960.68

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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.