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Finding the Fourth Proportional to 43,560, 60,109.56 and 24,696.72

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Solution

The fourth proportional to 43,560, 60,109.56 and 24,696.72 is: 34,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560 : 60,109.56 = 24,696.72 : x
  2. Step 2: Convert to fraction form
    43,560/60,109.56 = 24,696.72/x
  3. Step 3: Cross multiply
    43,560x = 60,109.56 × 24,696.72
  4. Step 4: Simplify right side
    43,560x = 1,484,508,972.64
  5. Step 5: Solve for x
    x = 1,484,508,972.64/43,560
  6. Step 6: Final answer
    x = 34,079.64

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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.