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Finding the Fourth Proportional to 43,276, 59,721.06 and 23,404

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Solution

The fourth proportional to 43,276, 59,721.06 and 23,404 is: 32,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,276 : 59,721.06 = 23,404 : x
  2. Step 2: Convert to fraction form
    43,276/59,721.06 = 23,404/x
  3. Step 3: Cross multiply
    43,276x = 59,721.06 × 23,404
  4. Step 4: Simplify right side
    43,276x = 1,397,711,688.24
  5. Step 5: Solve for x
    x = 1,397,711,688.24/43,276
  6. Step 6: Final answer
    x = 32,297.62

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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.