Home / 89,833.80-123,900.66-58,010.52

Finding the Fourth Proportional to 89,833.80, 123,900.66 and 58,010.52

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Solution

The fourth proportional to 89,833.80, 123,900.66 and 58,010.52 is: 80,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,833.80 : 123,900.66 = 58,010.52 : x
  2. Step 2: Convert to fraction form
    89,833.80/123,900.66 = 58,010.52/x
  3. Step 3: Cross multiply
    89,833.80x = 123,900.66 × 58,010.52
  4. Step 4: Simplify right side
    89,833.80x = 7,187,541,714.94
  5. Step 5: Solve for x
    x = 7,187,541,714.94/89,833.80
  6. Step 6: Final answer
    x = 80,009.33

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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.