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Finding the Fourth Proportional to 70,610.94, 105,960.15 and 63,350.10

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Solution

The fourth proportional to 70,610.94, 105,960.15 and 63,350.10 is: 95,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,610.94 : 105,960.15 = 63,350.10 : x
  2. Step 2: Convert to fraction form
    70,610.94/105,960.15 = 63,350.10/x
  3. Step 3: Cross multiply
    70,610.94x = 105,960.15 × 63,350.10
  4. Step 4: Simplify right side
    70,610.94x = 6,712,586,098.52
  5. Step 5: Solve for x
    x = 6,712,586,098.52/70,610.94
  6. Step 6: Final answer
    x = 95,064.39

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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.