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Finding the Fourth Proportional to 144,697.16, 217,076.52 and 44,859.80

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Solution

The fourth proportional to 144,697.16, 217,076.52 and 44,859.80 is: 67,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,697.16 : 217,076.52 = 44,859.80 : x
  2. Step 2: Convert to fraction form
    144,697.16/217,076.52 = 44,859.80/x
  3. Step 3: Cross multiply
    144,697.16x = 217,076.52 × 44,859.80
  4. Step 4: Simplify right side
    144,697.16x = 9,738,009,271.90
  5. Step 5: Solve for x
    x = 9,738,009,271.90/144,697.16
  6. Step 6: Final answer
    x = 67,299.24

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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.