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Finding the Fourth Proportional to 57,505.73, 86,257.82 and 14,810.92

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Solution

The fourth proportional to 57,505.73, 86,257.82 and 14,810.92 is: 22,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.73 : 86,257.82 = 14,810.92 : x
  2. Step 2: Convert to fraction form
    57,505.73/86,257.82 = 14,810.92/x
  3. Step 3: Cross multiply
    57,505.73x = 86,257.82 × 14,810.92
  4. Step 4: Simplify right side
    57,505.73x = 1,277,557,671.39
  5. Step 5: Solve for x
    x = 1,277,557,671.39/57,505.73
  6. Step 6: Final answer
    x = 22,216.18

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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.