Home / 221,032.14-305,025.03-125,539.62

Finding the Fourth Proportional to 221,032.14, 305,025.03 and 125,539.62

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Solution

The fourth proportional to 221,032.14, 305,025.03 and 125,539.62 is: 173,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,032.14 : 305,025.03 = 125,539.62 : x
  2. Step 2: Convert to fraction form
    221,032.14/305,025.03 = 125,539.62/x
  3. Step 3: Cross multiply
    221,032.14x = 305,025.03 × 125,539.62
  4. Step 4: Simplify right side
    221,032.14x = 38,292,726,356.69
  5. Step 5: Solve for x
    x = 38,292,726,356.69/221,032.14
  6. Step 6: Final answer
    x = 173,245.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.