Home / 239,366.08-330,312.36-131,914.72

Finding the Fourth Proportional to 239,366.08, 330,312.36 and 131,914.72

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Solution

The fourth proportional to 239,366.08, 330,312.36 and 131,914.72 is: 182,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,366.08 : 330,312.36 = 131,914.72 : x
  2. Step 2: Convert to fraction form
    239,366.08/330,312.36 = 131,914.72/x
  3. Step 3: Cross multiply
    239,366.08x = 330,312.36 × 131,914.72
  4. Step 4: Simplify right side
    239,366.08x = 43,573,062,481.94
  5. Step 5: Solve for x
    x = 43,573,062,481.94/239,366.08
  6. Step 6: Final answer
    x = 182,035.24

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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.