Home / 268,329.11-370,303.04-147,474.68

Finding the Fourth Proportional to 268,329.11, 370,303.04 and 147,474.68

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Solution

The fourth proportional to 268,329.11, 370,303.04 and 147,474.68 is: 203,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.11 : 370,303.04 = 147,474.68 : x
  2. Step 2: Convert to fraction form
    268,329.11/370,303.04 = 147,474.68/x
  3. Step 3: Cross multiply
    268,329.11x = 370,303.04 × 147,474.68
  4. Step 4: Simplify right side
    268,329.11x = 54,610,320,844.20
  5. Step 5: Solve for x
    x = 54,610,320,844.20/268,329.11
  6. Step 6: Final answer
    x = 203,519.93

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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.