Home / 154,174.62-231,283.80-47,567.46

Finding the Fourth Proportional to 154,174.62, 231,283.80 and 47,567.46

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Solution

The fourth proportional to 154,174.62, 231,283.80 and 47,567.46 is: 71,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,174.62 : 231,283.80 = 47,567.46 : x
  2. Step 2: Convert to fraction form
    154,174.62/231,283.80 = 47,567.46/x
  3. Step 3: Cross multiply
    154,174.62x = 231,283.80 × 47,567.46
  4. Step 4: Simplify right side
    154,174.62x = 11,001,582,905.15
  5. Step 5: Solve for x
    x = 11,001,582,905.15/154,174.62
  6. Step 6: Final answer
    x = 71,357.94

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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.