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Finding the Fourth Proportional to 22,522.32, 33,779.64 and 7,527.72

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Solution

The fourth proportional to 22,522.32, 33,779.64 and 7,527.72 is: 11,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,522.32 : 33,779.64 = 7,527.72 : x
  2. Step 2: Convert to fraction form
    22,522.32/33,779.64 = 7,527.72/x
  3. Step 3: Cross multiply
    22,522.32x = 33,779.64 × 7,527.72
  4. Step 4: Simplify right side
    22,522.32x = 254,283,671.62
  5. Step 5: Solve for x
    x = 254,283,671.62/22,522.32
  6. Step 6: Final answer
    x = 11,290.30

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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.