Home / 73,001.79-109,507.28-30,873.96

Finding the Fourth Proportional to 73,001.79, 109,507.28 and 30,873.96

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Solution

The fourth proportional to 73,001.79, 109,507.28 and 30,873.96 is: 46,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,001.79 : 109,507.28 = 30,873.96 : x
  2. Step 2: Convert to fraction form
    73,001.79/109,507.28 = 30,873.96/x
  3. Step 3: Cross multiply
    73,001.79x = 109,507.28 × 30,873.96
  4. Step 4: Simplify right side
    73,001.79x = 3,380,923,228.06
  5. Step 5: Solve for x
    x = 3,380,923,228.06/73,001.79
  6. Step 6: Final answer
    x = 46,312.88

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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.