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Finding the Fourth Proportional to 29,707.76, 44,537.04 and 15,659.92

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Solution

The fourth proportional to 29,707.76, 44,537.04 and 15,659.92 is: 23,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,707.76 : 44,537.04 = 15,659.92 : x
  2. Step 2: Convert to fraction form
    29,707.76/44,537.04 = 15,659.92/x
  3. Step 3: Cross multiply
    29,707.76x = 44,537.04 × 15,659.92
  4. Step 4: Simplify right side
    29,707.76x = 697,446,483.44
  5. Step 5: Solve for x
    x = 697,446,483.44/29,707.76
  6. Step 6: Final answer
    x = 23,476.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.