Home / 144,017.58-198,712.44-83,553.18

Finding the Fourth Proportional to 144,017.58, 198,712.44 and 83,553.18

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Solution

The fourth proportional to 144,017.58, 198,712.44 and 83,553.18 is: 115,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,017.58 : 198,712.44 = 83,553.18 : x
  2. Step 2: Convert to fraction form
    144,017.58/198,712.44 = 83,553.18/x
  3. Step 3: Cross multiply
    144,017.58x = 198,712.44 × 83,553.18
  4. Step 4: Simplify right side
    144,017.58x = 16,603,056,267.56
  5. Step 5: Solve for x
    x = 16,603,056,267.56/144,017.58
  6. Step 6: Final answer
    x = 115,284.93

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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.