Home / 153,274.04-229,908.39-68,974.56

Finding the Fourth Proportional to 153,274.04, 229,908.39 and 68,974.56

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Solution

The fourth proportional to 153,274.04, 229,908.39 and 68,974.56 is: 103,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,274.04 : 229,908.39 = 68,974.56 : x
  2. Step 2: Convert to fraction form
    153,274.04/229,908.39 = 68,974.56/x
  3. Step 3: Cross multiply
    153,274.04x = 229,908.39 × 68,974.56
  4. Step 4: Simplify right side
    153,274.04x = 15,857,830,040.56
  5. Step 5: Solve for x
    x = 15,857,830,040.56/153,274.04
  6. Step 6: Final answer
    x = 103,460.64

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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.