Home / 125,212.73-172,793.15-67,852.27

Finding the Fourth Proportional to 125,212.73, 172,793.15 and 67,852.27

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Solution

The fourth proportional to 125,212.73, 172,793.15 and 67,852.27 is: 93,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,212.73 : 172,793.15 = 67,852.27 : x
  2. Step 2: Convert to fraction form
    125,212.73/172,793.15 = 67,852.27/x
  3. Step 3: Cross multiply
    125,212.73x = 172,793.15 × 67,852.27
  4. Step 4: Simplify right side
    125,212.73x = 11,724,407,205.60
  5. Step 5: Solve for x
    x = 11,724,407,205.60/125,212.73
  6. Step 6: Final answer
    x = 93,635.91

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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.