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Finding the Fourth Proportional to 14,463.56, 19,952.52 and 9,739.64

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Solution

The fourth proportional to 14,463.56, 19,952.52 and 9,739.64 is: 13,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.56 : 19,952.52 = 9,739.64 : x
  2. Step 2: Convert to fraction form
    14,463.56/19,952.52 = 9,739.64/x
  3. Step 3: Cross multiply
    14,463.56x = 19,952.52 × 9,739.64
  4. Step 4: Simplify right side
    14,463.56x = 194,330,361.89
  5. Step 5: Solve for x
    x = 194,330,361.89/14,463.56
  6. Step 6: Final answer
    x = 13,435.86

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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.