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Finding the Fourth Proportional to 23,859.88, 32,957.62 and 18,160

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Solution

The fourth proportional to 23,859.88, 32,957.62 and 18,160 is: 25,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,859.88 : 32,957.62 = 18,160 : x
  2. Step 2: Convert to fraction form
    23,859.88/32,957.62 = 18,160/x
  3. Step 3: Cross multiply
    23,859.88x = 32,957.62 × 18,160
  4. Step 4: Simplify right side
    23,859.88x = 598,510,379.20
  5. Step 5: Solve for x
    x = 598,510,379.20/23,859.88
  6. Step 6: Final answer
    x = 25,084.38

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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.