Home / 151,768.14-209,399.31-98,033.58

Finding the Fourth Proportional to 151,768.14, 209,399.31 and 98,033.58

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Solution

The fourth proportional to 151,768.14, 209,399.31 and 98,033.58 is: 135,260.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,768.14 : 209,399.31 = 98,033.58 : x
  2. Step 2: Convert to fraction form
    151,768.14/209,399.31 = 98,033.58/x
  3. Step 3: Cross multiply
    151,768.14x = 209,399.31 × 98,033.58
  4. Step 4: Simplify right side
    151,768.14x = 20,528,164,008.83
  5. Step 5: Solve for x
    x = 20,528,164,008.83/151,768.14
  6. Step 6: Final answer
    x = 135,260.04

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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.