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Finding the Fourth Proportional to 55,900.49, 83,850.74 and 16,457.61

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Solution

The fourth proportional to 55,900.49, 83,850.74 and 16,457.61 is: 24,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,900.49 : 83,850.74 = 16,457.61 : x
  2. Step 2: Convert to fraction form
    55,900.49/83,850.74 = 16,457.61/x
  3. Step 3: Cross multiply
    55,900.49x = 83,850.74 × 16,457.61
  4. Step 4: Simplify right side
    55,900.49x = 1,379,982,694.84
  5. Step 5: Solve for x
    x = 1,379,982,694.84/55,900.49
  6. Step 6: Final answer
    x = 24,686.42

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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.