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Finding the Fourth Proportional to 58,863.81, 81,231.21 and 32,005.56

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Solution

The fourth proportional to 58,863.81, 81,231.21 and 32,005.56 is: 44,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,863.81 : 81,231.21 = 32,005.56 : x
  2. Step 2: Convert to fraction form
    58,863.81/81,231.21 = 32,005.56/x
  3. Step 3: Cross multiply
    58,863.81x = 81,231.21 × 32,005.56
  4. Step 4: Simplify right side
    58,863.81x = 2,599,850,365.53
  5. Step 5: Solve for x
    x = 2,599,850,365.53/58,863.81
  6. Step 6: Final answer
    x = 44,167.21

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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.