Home / 144,038.58-198,791.19-83,596.20

Finding the Fourth Proportional to 144,038.58, 198,791.19 and 83,596.20

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Solution

The fourth proportional to 144,038.58, 198,791.19 and 83,596.20 is: 115,373.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,038.58 : 198,791.19 = 83,596.20 : x
  2. Step 2: Convert to fraction form
    144,038.58/198,791.19 = 83,596.20/x
  3. Step 3: Cross multiply
    144,038.58x = 198,791.19 × 83,596.20
  4. Step 4: Simplify right side
    144,038.58x = 16,618,188,077.48
  5. Step 5: Solve for x
    x = 16,618,188,077.48/144,038.58
  6. Step 6: Final answer
    x = 115,373.17

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1.5x scale

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.