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Finding the Fourth Proportional to 51,953.44, 77,997.12 and 44,605.12

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Solution

The fourth proportional to 51,953.44, 77,997.12 and 44,605.12 is: 66,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,953.44 : 77,997.12 = 44,605.12 : x
  2. Step 2: Convert to fraction form
    51,953.44/77,997.12 = 44,605.12/x
  3. Step 3: Cross multiply
    51,953.44x = 77,997.12 × 44,605.12
  4. Step 4: Simplify right side
    51,953.44x = 3,479,070,897.25
  5. Step 5: Solve for x
    x = 3,479,070,897.25/51,953.44
  6. Step 6: Final answer
    x = 66,965.17

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1.5x scale

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.