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Finding the Fourth Proportional to 56,506.80, 84,760.74 and 17,064.24

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Solution

The fourth proportional to 56,506.80, 84,760.74 and 17,064.24 is: 25,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,506.80 : 84,760.74 = 17,064.24 : x
  2. Step 2: Convert to fraction form
    56,506.80/84,760.74 = 17,064.24/x
  3. Step 3: Cross multiply
    56,506.80x = 84,760.74 × 17,064.24
  4. Step 4: Simplify right side
    56,506.80x = 1,446,377,609.94
  5. Step 5: Solve for x
    x = 1,446,377,609.94/56,506.80
  6. Step 6: Final answer
    x = 25,596.52

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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.