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Finding the Fourth Proportional to 58,595.77, 80,861.64 and 31,736.68

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Solution

The fourth proportional to 58,595.77, 80,861.64 and 31,736.68 is: 43,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,595.77 : 80,861.64 = 31,736.68 : x
  2. Step 2: Convert to fraction form
    58,595.77/80,861.64 = 31,736.68/x
  3. Step 3: Cross multiply
    58,595.77x = 80,861.64 × 31,736.68
  4. Step 4: Simplify right side
    58,595.77x = 2,566,279,992.96
  5. Step 5: Solve for x
    x = 2,566,279,992.96/58,595.77
  6. Step 6: Final answer
    x = 43,796.34

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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.