Home / 58,780.94-81,117.42-31,923.24

Finding the Fourth Proportional to 58,780.94, 81,117.42 and 31,923.24

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Solution

The fourth proportional to 58,780.94, 81,117.42 and 31,923.24 is: 44,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,780.94 : 81,117.42 = 31,923.24 : x
  2. Step 2: Convert to fraction form
    58,780.94/81,117.42 = 31,923.24/x
  3. Step 3: Cross multiply
    58,780.94x = 81,117.42 × 31,923.24
  4. Step 4: Simplify right side
    58,780.94x = 2,589,530,866.84
  5. Step 5: Solve for x
    x = 2,589,530,866.84/58,780.94
  6. Step 6: Final answer
    x = 44,053.92

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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.