Home / 268,436.88-370,433.44-147,577.29

Finding the Fourth Proportional to 268,436.88, 370,433.44 and 147,577.29

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Solution

The fourth proportional to 268,436.88, 370,433.44 and 147,577.29 is: 203,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,436.88 : 370,433.44 = 147,577.29 : x
  2. Step 2: Convert to fraction form
    268,436.88/370,433.44 = 147,577.29/x
  3. Step 3: Cross multiply
    268,436.88x = 370,433.44 × 147,577.29
  4. Step 4: Simplify right side
    268,436.88x = 54,667,563,200.58
  5. Step 5: Solve for x
    x = 54,667,563,200.58/268,436.88
  6. Step 6: Final answer
    x = 203,651.46

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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.