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Finding the Fourth Proportional to 149,958.60, 224,827.04 and 70,980.36

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Solution

The fourth proportional to 149,958.60, 224,827.04 and 70,980.36 is: 106,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,958.60 : 224,827.04 = 70,980.36 : x
  2. Step 2: Convert to fraction form
    149,958.60/224,827.04 = 70,980.36/x
  3. Step 3: Cross multiply
    149,958.60x = 224,827.04 × 70,980.36
  4. Step 4: Simplify right side
    149,958.60x = 15,958,304,236.93
  5. Step 5: Solve for x
    x = 15,958,304,236.93/149,958.60
  6. Step 6: Final answer
    x = 106,418.07

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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.