Home / 308,216.70-462,325.02-83,568.06

Finding the Fourth Proportional to 308,216.70, 462,325.02 and 83,568.06

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Solution

The fourth proportional to 308,216.70, 462,325.02 and 83,568.06 is: 125,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,216.70 : 462,325.02 = 83,568.06 : x
  2. Step 2: Convert to fraction form
    308,216.70/462,325.02 = 83,568.06/x
  3. Step 3: Cross multiply
    308,216.70x = 462,325.02 × 83,568.06
  4. Step 4: Simplify right side
    308,216.70x = 38,635,605,010.86
  5. Step 5: Solve for x
    x = 38,635,605,010.86/308,216.70
  6. Step 6: Final answer
    x = 125,352.08

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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.