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Finding the Fourth Proportional to 54,801.30, 82,202.02 and 13,248.30

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Solution

The fourth proportional to 54,801.30, 82,202.02 and 13,248.30 is: 19,872.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801.30 : 82,202.02 = 13,248.30 : x
  2. Step 2: Convert to fraction form
    54,801.30/82,202.02 = 13,248.30/x
  3. Step 3: Cross multiply
    54,801.30x = 82,202.02 × 13,248.30
  4. Step 4: Simplify right side
    54,801.30x = 1,089,037,021.57
  5. Step 5: Solve for x
    x = 1,089,037,021.57/54,801.30
  6. Step 6: Final answer
    x = 19,872.47

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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.