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Finding the Fourth Proportional to 147,367.56, 220,866.30 and 63,028.50

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Solution

The fourth proportional to 147,367.56, 220,866.30 and 63,028.50 is: 94,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,367.56 : 220,866.30 = 63,028.50 : x
  2. Step 2: Convert to fraction form
    147,367.56/220,866.30 = 63,028.50/x
  3. Step 3: Cross multiply
    147,367.56x = 220,866.30 × 63,028.50
  4. Step 4: Simplify right side
    147,367.56x = 13,920,871,589.55
  5. Step 5: Solve for x
    x = 13,920,871,589.55/147,367.56
  6. Step 6: Final answer
    x = 94,463.61

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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.