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Finding the Fourth Proportional to 58,396.39, 80,587.10 and 33,245.89

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Solution

The fourth proportional to 58,396.39, 80,587.10 and 33,245.89 is: 45,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,396.39 : 80,587.10 = 33,245.89 : x
  2. Step 2: Convert to fraction form
    58,396.39/80,587.10 = 33,245.89/x
  3. Step 3: Cross multiply
    58,396.39x = 80,587.10 × 33,245.89
  4. Step 4: Simplify right side
    58,396.39x = 2,679,189,695.79
  5. Step 5: Solve for x
    x = 2,679,189,695.79/58,396.39
  6. Step 6: Final answer
    x = 45,879.37

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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.