Home / 221,350.11-305,432.33-125,846.25

Finding the Fourth Proportional to 221,350.11, 305,432.33 and 125,846.25

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Solution

The fourth proportional to 221,350.11, 305,432.33 and 125,846.25 is: 173,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,350.11 : 305,432.33 = 125,846.25 : x
  2. Step 2: Convert to fraction form
    221,350.11/305,432.33 = 125,846.25/x
  3. Step 3: Cross multiply
    221,350.11x = 305,432.33 × 125,846.25
  4. Step 4: Simplify right side
    221,350.11x = 38,437,513,359.26
  5. Step 5: Solve for x
    x = 38,437,513,359.26/221,350.11
  6. Step 6: Final answer
    x = 173,650.30

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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.