Home / 268,436.63-370,433.10-147,577.04

Finding the Fourth Proportional to 268,436.63, 370,433.10 and 147,577.04

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Solution

The fourth proportional to 268,436.63, 370,433.10 and 147,577.04 is: 203,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,436.63 : 370,433.10 = 147,577.04 : x
  2. Step 2: Convert to fraction form
    268,436.63/370,433.10 = 147,577.04/x
  3. Step 3: Cross multiply
    268,436.63x = 370,433.10 × 147,577.04
  4. Step 4: Simplify right side
    268,436.63x = 54,667,418,563.86
  5. Step 5: Solve for x
    x = 54,667,418,563.86/268,436.63
  6. Step 6: Final answer
    x = 203,651.12

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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.