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Finding the Fourth Proportional to 96,704.55, 144,969.35 and 34,360.47

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Solution

The fourth proportional to 96,704.55, 144,969.35 and 34,360.47 is: 51,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,704.55 : 144,969.35 = 34,360.47 : x
  2. Step 2: Convert to fraction form
    96,704.55/144,969.35 = 34,360.47/x
  3. Step 3: Cross multiply
    96,704.55x = 144,969.35 × 34,360.47
  4. Step 4: Simplify right side
    96,704.55x = 4,981,214,829.79
  5. Step 5: Solve for x
    x = 4,981,214,829.79/96,704.55
  6. Step 6: Final answer
    x = 51,509.62

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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.