Home / 58,871.46-81,456.57-51,333.51

Finding the Fourth Proportional to 58,871.46, 81,456.57 and 51,333.51

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Solution

The fourth proportional to 58,871.46, 81,456.57 and 51,333.51 is: 71,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.46 : 81,456.57 = 51,333.51 : x
  2. Step 2: Convert to fraction form
    58,871.46/81,456.57 = 51,333.51/x
  3. Step 3: Cross multiply
    58,871.46x = 81,456.57 × 51,333.51
  4. Step 4: Simplify right side
    58,871.46x = 4,181,451,650.66
  5. Step 5: Solve for x
    x = 4,181,451,650.66/58,871.46
  6. Step 6: Final answer
    x = 71,026.80

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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.