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Finding the Fourth Proportional to 52,720.74, 79,072.74 and 24,660.27

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Solution

The fourth proportional to 52,720.74, 79,072.74 and 24,660.27 is: 36,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,720.74 : 79,072.74 = 24,660.27 : x
  2. Step 2: Convert to fraction form
    52,720.74/79,072.74 = 24,660.27/x
  3. Step 3: Cross multiply
    52,720.74x = 79,072.74 × 24,660.27
  4. Step 4: Simplify right side
    52,720.74x = 1,949,955,118.04
  5. Step 5: Solve for x
    x = 1,949,955,118.04/52,720.74
  6. Step 6: Final answer
    x = 36,986.49

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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.