Home / 118,581.31-177,881.21-34,342.73

Finding the Fourth Proportional to 118,581.31, 177,881.21 and 34,342.73

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Solution

The fourth proportional to 118,581.31, 177,881.21 and 34,342.73 is: 51,516.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,581.31 : 177,881.21 = 34,342.73 : x
  2. Step 2: Convert to fraction form
    118,581.31/177,881.21 = 34,342.73/x
  3. Step 3: Cross multiply
    118,581.31x = 177,881.21 × 34,342.73
  4. Step 4: Simplify right side
    118,581.31x = 6,108,925,305.98
  5. Step 5: Solve for x
    x = 6,108,925,305.98/118,581.31
  6. Step 6: Final answer
    x = 51,516.77

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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.