Home / 179,347.74-247,490.31-98,772.54

Finding the Fourth Proportional to 179,347.74, 247,490.31 and 98,772.54

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Solution

The fourth proportional to 179,347.74, 247,490.31 and 98,772.54 is: 136,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,347.74 : 247,490.31 = 98,772.54 : x
  2. Step 2: Convert to fraction form
    179,347.74/247,490.31 = 98,772.54/x
  3. Step 3: Cross multiply
    179,347.74x = 247,490.31 × 98,772.54
  4. Step 4: Simplify right side
    179,347.74x = 24,445,246,544.09
  5. Step 5: Solve for x
    x = 24,445,246,544.09/179,347.74
  6. Step 6: Final answer
    x = 136,300.83

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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.