Home / 151,016.20-208,402.52-83,034.32

Finding the Fourth Proportional to 151,016.20, 208,402.52 and 83,034.32

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Solution

The fourth proportional to 151,016.20, 208,402.52 and 83,034.32 is: 114,587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,016.20 : 208,402.52 = 83,034.32 : x
  2. Step 2: Convert to fraction form
    151,016.20/208,402.52 = 83,034.32/x
  3. Step 3: Cross multiply
    151,016.20x = 208,402.52 × 83,034.32
  4. Step 4: Simplify right side
    151,016.20x = 17,304,560,544.37
  5. Step 5: Solve for x
    x = 17,304,560,544.37/151,016.20
  6. Step 6: Final answer
    x = 114,587.45

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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.