Home / 118,366.56-177,335.92-73,972

Finding the Fourth Proportional to 118,366.56, 177,335.92 and 73,972

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Solution

The fourth proportional to 118,366.56, 177,335.92 and 73,972 is: 110,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,366.56 : 177,335.92 = 73,972 : x
  2. Step 2: Convert to fraction form
    118,366.56/177,335.92 = 73,972/x
  3. Step 3: Cross multiply
    118,366.56x = 177,335.92 × 73,972
  4. Step 4: Simplify right side
    118,366.56x = 13,117,892,674.24
  5. Step 5: Solve for x
    x = 13,117,892,674.24/118,366.56
  6. Step 6: Final answer
    x = 110,824.31

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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.