Home / 144,114.72-198,821.16-96,292.32

Finding the Fourth Proportional to 144,114.72, 198,821.16 and 96,292.32

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Solution

The fourth proportional to 144,114.72, 198,821.16 and 96,292.32 is: 132,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,114.72 : 198,821.16 = 96,292.32 : x
  2. Step 2: Convert to fraction form
    144,114.72/198,821.16 = 96,292.32/x
  3. Step 3: Cross multiply
    144,114.72x = 198,821.16 × 96,292.32
  4. Step 4: Simplify right side
    144,114.72x = 19,144,950,761.49
  5. Step 5: Solve for x
    x = 19,144,950,761.49/144,114.72
  6. Step 6: Final answer
    x = 132,845.21

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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.