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Finding the Fourth Proportional to 53,596.90, 73,960.05 and 29,721.34

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Solution

The fourth proportional to 53,596.90, 73,960.05 and 29,721.34 is: 41,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,596.90 : 73,960.05 = 29,721.34 : x
  2. Step 2: Convert to fraction form
    53,596.90/73,960.05 = 29,721.34/x
  3. Step 3: Cross multiply
    53,596.90x = 73,960.05 × 29,721.34
  4. Step 4: Simplify right side
    53,596.90x = 2,198,191,792.47
  5. Step 5: Solve for x
    x = 2,198,191,792.47/53,596.90
  6. Step 6: Final answer
    x = 41,013.41

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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.