Home / 144,026.96-198,725.32-83,562.56

Finding the Fourth Proportional to 144,026.96, 198,725.32 and 83,562.56

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Solution

The fourth proportional to 144,026.96, 198,725.32 and 83,562.56 is: 115,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,026.96 : 198,725.32 = 83,562.56 : x
  2. Step 2: Convert to fraction form
    144,026.96/198,725.32 = 83,562.56/x
  3. Step 3: Cross multiply
    144,026.96x = 198,725.32 × 83,562.56
  4. Step 4: Simplify right side
    144,026.96x = 16,605,996,476.02
  5. Step 5: Solve for x
    x = 16,605,996,476.02/144,026.96
  6. Step 6: Final answer
    x = 115,297.83

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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.