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Finding the Fourth Proportional to 55,480.63, 83,221.54 and 16,038.08

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Solution

The fourth proportional to 55,480.63, 83,221.54 and 16,038.08 is: 24,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,480.63 : 83,221.54 = 16,038.08 : x
  2. Step 2: Convert to fraction form
    55,480.63/83,221.54 = 16,038.08/x
  3. Step 3: Cross multiply
    55,480.63x = 83,221.54 × 16,038.08
  4. Step 4: Simplify right side
    55,480.63x = 1,334,713,716.24
  5. Step 5: Solve for x
    x = 1,334,713,716.24/55,480.63
  6. Step 6: Final answer
    x = 24,057.29

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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.