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Finding the Fourth Proportional to 69,076.64, 103,614.96 and 24,700.70

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Solution

The fourth proportional to 69,076.64, 103,614.96 and 24,700.70 is: 37,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,076.64 : 103,614.96 = 24,700.70 : x
  2. Step 2: Convert to fraction form
    69,076.64/103,614.96 = 24,700.70/x
  3. Step 3: Cross multiply
    69,076.64x = 103,614.96 × 24,700.70
  4. Step 4: Simplify right side
    69,076.64x = 2,559,361,524.40
  5. Step 5: Solve for x
    x = 2,559,361,524.40/69,076.64
  6. Step 6: Final answer
    x = 37,051.05

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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.