Home / 331,043.32-456,848.58-187,824.76

Finding the Fourth Proportional to 331,043.32, 456,848.58 and 187,824.76

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Solution

The fourth proportional to 331,043.32, 456,848.58 and 187,824.76 is: 259,203.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,043.32 : 456,848.58 = 187,824.76 : x
  2. Step 2: Convert to fraction form
    331,043.32/456,848.58 = 187,824.76/x
  3. Step 3: Cross multiply
    331,043.32x = 456,848.58 × 187,824.76
  4. Step 4: Simplify right side
    331,043.32x = 85,807,474,894.84
  5. Step 5: Solve for x
    x = 85,807,474,894.84/331,043.32
  6. Step 6: Final answer
    x = 259,203.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.