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Finding the Fourth Proportional to 55,903.98, 83,855.73 and 16,461.06

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Solution

The fourth proportional to 55,903.98, 83,855.73 and 16,461.06 is: 24,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,903.98 : 83,855.73 = 16,461.06 : x
  2. Step 2: Convert to fraction form
    55,903.98/83,855.73 = 16,461.06/x
  3. Step 3: Cross multiply
    55,903.98x = 83,855.73 × 16,461.06
  4. Step 4: Simplify right side
    55,903.98x = 1,380,354,202.87
  5. Step 5: Solve for x
    x = 1,380,354,202.87/55,903.98
  6. Step 6: Final answer
    x = 24,691.52

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1.5x scale

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.