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Finding the Fourth Proportional to 55,468.08, 83,199.96 and 18,532.08

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Solution

The fourth proportional to 55,468.08, 83,199.96 and 18,532.08 is: 27,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,468.08 : 83,199.96 = 18,532.08 : x
  2. Step 2: Convert to fraction form
    55,468.08/83,199.96 = 18,532.08/x
  3. Step 3: Cross multiply
    55,468.08x = 83,199.96 × 18,532.08
  4. Step 4: Simplify right side
    55,468.08x = 1,541,868,314.72
  5. Step 5: Solve for x
    x = 1,541,868,314.72/55,468.08
  6. Step 6: Final answer
    x = 27,797.40

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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.