Home / 146,659.36-202,390.02-79,591.36

Finding the Fourth Proportional to 146,659.36, 202,390.02 and 79,591.36

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Solution

The fourth proportional to 146,659.36, 202,390.02 and 79,591.36 is: 109,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,659.36 : 202,390.02 = 79,591.36 : x
  2. Step 2: Convert to fraction form
    146,659.36/202,390.02 = 79,591.36/x
  3. Step 3: Cross multiply
    146,659.36x = 202,390.02 × 79,591.36
  4. Step 4: Simplify right side
    146,659.36x = 16,108,496,942.23
  5. Step 5: Solve for x
    x = 16,108,496,942.23/146,659.36
  6. Step 6: Final answer
    x = 109,836.13

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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.