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Finding the Fourth Proportional to 69,301.16, 103,953.36 and 22,557.68

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Solution

The fourth proportional to 69,301.16, 103,953.36 and 22,557.68 is: 33,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,301.16 : 103,953.36 = 22,557.68 : x
  2. Step 2: Convert to fraction form
    69,301.16/103,953.36 = 22,557.68/x
  3. Step 3: Cross multiply
    69,301.16x = 103,953.36 × 22,557.68
  4. Step 4: Simplify right side
    69,301.16x = 2,344,946,629.80
  5. Step 5: Solve for x
    x = 2,344,946,629.80/69,301.16
  6. Step 6: Final answer
    x = 33,837.05

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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.