Home / 268,699.20-370,797.24-147,840.57

Finding the Fourth Proportional to 268,699.20, 370,797.24 and 147,840.57

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Solution

The fourth proportional to 268,699.20, 370,797.24 and 147,840.57 is: 204,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,699.20 : 370,797.24 = 147,840.57 : x
  2. Step 2: Convert to fraction form
    268,699.20/370,797.24 = 147,840.57/x
  3. Step 3: Cross multiply
    268,699.20x = 370,797.24 × 147,840.57
  4. Step 4: Simplify right side
    268,699.20x = 54,818,875,316.03
  5. Step 5: Solve for x
    x = 54,818,875,316.03/268,699.20
  6. Step 6: Final answer
    x = 204,015.77

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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.