Home / 351,956.64-527,989.20-115,242.24

Finding the Fourth Proportional to 351,956.64, 527,989.20 and 115,242.24

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Solution

The fourth proportional to 351,956.64, 527,989.20 and 115,242.24 is: 172,881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,956.64 : 527,989.20 = 115,242.24 : x
  2. Step 2: Convert to fraction form
    351,956.64/527,989.20 = 115,242.24/x
  3. Step 3: Cross multiply
    351,956.64x = 527,989.20 × 115,242.24
  4. Step 4: Simplify right side
    351,956.64x = 60,846,658,103.81
  5. Step 5: Solve for x
    x = 60,846,658,103.81/351,956.64
  6. Step 6: Final answer
    x = 172,881.12

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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.