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Finding the Fourth Proportional to 62,509.78, 93,639.03 and 29,183.86

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Solution

The fourth proportional to 62,509.78, 93,639.03 and 29,183.86 is: 43,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,509.78 : 93,639.03 = 29,183.86 : x
  2. Step 2: Convert to fraction form
    62,509.78/93,639.03 = 29,183.86/x
  3. Step 3: Cross multiply
    62,509.78x = 93,639.03 × 29,183.86
  4. Step 4: Simplify right side
    62,509.78x = 2,732,748,342.06
  5. Step 5: Solve for x
    x = 2,732,748,342.06/62,509.78
  6. Step 6: Final answer
    x = 43,717.13

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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.