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Finding the Fourth Proportional to 23,402.48, 32,295.48 and 12,792.24

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Solution

The fourth proportional to 23,402.48, 32,295.48 and 12,792.24 is: 17,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.48 : 32,295.48 = 12,792.24 : x
  2. Step 2: Convert to fraction form
    23,402.48/32,295.48 = 12,792.24/x
  3. Step 3: Cross multiply
    23,402.48x = 32,295.48 × 12,792.24
  4. Step 4: Simplify right side
    23,402.48x = 413,131,531.08
  5. Step 5: Solve for x
    x = 413,131,531.08/23,402.48
  6. Step 6: Final answer
    x = 17,653.32

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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.