Home / 66,463.20-99,743.40-44,269.20

Finding the Fourth Proportional to 66,463.20, 99,743.40 and 44,269.20

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Solution

The fourth proportional to 66,463.20, 99,743.40 and 44,269.20 is: 66,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,463.20 : 99,743.40 = 44,269.20 : x
  2. Step 2: Convert to fraction form
    66,463.20/99,743.40 = 44,269.20/x
  3. Step 3: Cross multiply
    66,463.20x = 99,743.40 × 44,269.20
  4. Step 4: Simplify right side
    66,463.20x = 4,415,560,523.28
  5. Step 5: Solve for x
    x = 4,415,560,523.28/66,463.20
  6. Step 6: Final answer
    x = 66,436.17

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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.