Home / 104,164.89-143,737.28-58,216.05

Finding the Fourth Proportional to 104,164.89, 143,737.28 and 58,216.05

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Solution

The fourth proportional to 104,164.89, 143,737.28 and 58,216.05 is: 80,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,164.89 : 143,737.28 = 58,216.05 : x
  2. Step 2: Convert to fraction form
    104,164.89/143,737.28 = 58,216.05/x
  3. Step 3: Cross multiply
    104,164.89x = 143,737.28 × 58,216.05
  4. Step 4: Simplify right side
    104,164.89x = 8,367,816,388.26
  5. Step 5: Solve for x
    x = 8,367,816,388.26/104,164.89
  6. Step 6: Final answer
    x = 80,332.41

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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.