Home / 154,101.33-231,152.96-47,483.97

Finding the Fourth Proportional to 154,101.33, 231,152.96 and 47,483.97

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Solution

The fourth proportional to 154,101.33, 231,152.96 and 47,483.97 is: 71,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,101.33 : 231,152.96 = 47,483.97 : x
  2. Step 2: Convert to fraction form
    154,101.33/231,152.96 = 47,483.97/x
  3. Step 3: Cross multiply
    154,101.33x = 231,152.96 × 47,483.97
  4. Step 4: Simplify right side
    154,101.33x = 10,976,060,218.05
  5. Step 5: Solve for x
    x = 10,976,060,218.05/154,101.33
  6. Step 6: Final answer
    x = 71,226.25

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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.