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Finding the Fourth Proportional to 23,572.10, 32,520.21 and 13,495.10

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Solution

The fourth proportional to 23,572.10, 32,520.21 and 13,495.10 is: 18,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,572.10 : 32,520.21 = 13,495.10 : x
  2. Step 2: Convert to fraction form
    23,572.10/32,520.21 = 13,495.10/x
  3. Step 3: Cross multiply
    23,572.10x = 32,520.21 × 13,495.10
  4. Step 4: Simplify right side
    23,572.10x = 438,863,567.27
  5. Step 5: Solve for x
    x = 438,863,567.27/23,572.10
  6. Step 6: Final answer
    x = 18,617.93

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