Home / 154,612.42-231,951.74-47,994.04

Finding the Fourth Proportional to 154,612.42, 231,951.74 and 47,994.04

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Solution

The fourth proportional to 154,612.42, 231,951.74 and 47,994.04 is: 72,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,612.42 : 231,951.74 = 47,994.04 : x
  2. Step 2: Convert to fraction form
    154,612.42/231,951.74 = 47,994.04/x
  3. Step 3: Cross multiply
    154,612.42x = 231,951.74 × 47,994.04
  4. Step 4: Simplify right side
    154,612.42x = 11,132,301,087.63
  5. Step 5: Solve for x
    x = 11,132,301,087.63/154,612.42
  6. Step 6: Final answer
    x = 72,001.34

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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.