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Finding the Fourth Proportional to 23,179, 34,470.32 and 22,440.91

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Solution

The fourth proportional to 23,179, 34,470.32 and 22,440.91 is: 33,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179 : 34,470.32 = 22,440.91 : x
  2. Step 2: Convert to fraction form
    23,179/34,470.32 = 22,440.91/x
  3. Step 3: Cross multiply
    23,179x = 34,470.32 × 22,440.91
  4. Step 4: Simplify right side
    23,179x = 773,545,348.79
  5. Step 5: Solve for x
    x = 773,545,348.79/23,179
  6. Step 6: Final answer
    x = 33,372.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.