Home / 308,119.20-462,332.40-175,101.60

Finding the Fourth Proportional to 308,119.20, 462,332.40 and 175,101.60

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Solution

The fourth proportional to 308,119.20, 462,332.40 and 175,101.60 is: 262,739.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,119.20 : 462,332.40 = 175,101.60 : x
  2. Step 2: Convert to fraction form
    308,119.20/462,332.40 = 175,101.60/x
  3. Step 3: Cross multiply
    308,119.20x = 462,332.40 × 175,101.60
  4. Step 4: Simplify right side
    308,119.20x = 80,955,142,971.84
  5. Step 5: Solve for x
    x = 80,955,142,971.84/308,119.20
  6. Step 6: Final answer
    x = 262,739.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.