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Finding the Fourth Proportional to 71,079.08, 106,074.62 and 63,497.50

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Solution

The fourth proportional to 71,079.08, 106,074.62 and 63,497.50 is: 94,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,079.08 : 106,074.62 = 63,497.50 : x
  2. Step 2: Convert to fraction form
    71,079.08/106,074.62 = 63,497.50/x
  3. Step 3: Cross multiply
    71,079.08x = 106,074.62 × 63,497.50
  4. Step 4: Simplify right side
    71,079.08x = 6,735,473,183.45
  5. Step 5: Solve for x
    x = 6,735,473,183.45/71,079.08
  6. Step 6: Final answer
    x = 94,760.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.