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Finding the Fourth Proportional to 14,537.94, 20,060.62 and 8,164.86

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Solution

The fourth proportional to 14,537.94, 20,060.62 and 8,164.86 is: 11,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,537.94 : 20,060.62 = 8,164.86 : x
  2. Step 2: Convert to fraction form
    14,537.94/20,060.62 = 8,164.86/x
  3. Step 3: Cross multiply
    14,537.94x = 20,060.62 × 8,164.86
  4. Step 4: Simplify right side
    14,537.94x = 163,792,153.81
  5. Step 5: Solve for x
    x = 163,792,153.81/14,537.94
  6. Step 6: Final answer
    x = 11,266.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.