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Finding the Fourth Proportional to 29,472.35, 44,210.00 and 8,415.52

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Solution

The fourth proportional to 29,472.35, 44,210.00 and 8,415.52 is: 12,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,472.35 : 44,210.00 = 8,415.52 : x
  2. Step 2: Convert to fraction form
    29,472.35/44,210.00 = 8,415.52/x
  3. Step 3: Cross multiply
    29,472.35x = 44,210.00 × 8,415.52
  4. Step 4: Simplify right side
    29,472.35x = 372,049,986.60
  5. Step 5: Solve for x
    x = 372,049,986.60/29,472.35
  6. Step 6: Final answer
    x = 12,623.69

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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.