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Finding the Fourth Proportional to 11,051.10, 15,452.10 and 11,051.10

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Solution

The fourth proportional to 11,051.10, 15,452.10 and 11,051.10 is: 15,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.10 : 15,452.10 = 11,051.10 : x
  2. Step 2: Convert to fraction form
    11,051.10/15,452.10 = 11,051.10/x
  3. Step 3: Cross multiply
    11,051.10x = 15,452.10 × 11,051.10
  4. Step 4: Simplify right side
    11,051.10x = 170,762,702.31
  5. Step 5: Solve for x
    x = 170,762,702.31/11,051.10
  6. Step 6: Final answer
    x = 15,452.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.