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Finding the Fourth Proportional to 58,525.53, 80,765.06 and 31,668.49

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Solution

The fourth proportional to 58,525.53, 80,765.06 and 31,668.49 is: 43,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,525.53 : 80,765.06 = 31,668.49 : x
  2. Step 2: Convert to fraction form
    58,525.53/80,765.06 = 31,668.49/x
  3. Step 3: Cross multiply
    58,525.53x = 80,765.06 × 31,668.49
  4. Step 4: Simplify right side
    58,525.53x = 2,557,707,494.96
  5. Step 5: Solve for x
    x = 2,557,707,494.96/58,525.53
  6. Step 6: Final answer
    x = 43,702.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.