Home / 179,020.67-247,054.86-98,454.42

Finding the Fourth Proportional to 179,020.67, 247,054.86 and 98,454.42

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Solution

The fourth proportional to 179,020.67, 247,054.86 and 98,454.42 is: 135,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,020.67 : 247,054.86 = 98,454.42 : x
  2. Step 2: Convert to fraction form
    179,020.67/247,054.86 = 98,454.42/x
  3. Step 3: Cross multiply
    179,020.67x = 247,054.86 × 98,454.42
  4. Step 4: Simplify right side
    179,020.67x = 24,323,642,949.48
  5. Step 5: Solve for x
    x = 24,323,642,949.48/179,020.67
  6. Step 6: Final answer
    x = 135,870.59

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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.