Home / 179,175.87-247,262.75-98,603.40

Finding the Fourth Proportional to 179,175.87, 247,262.75 and 98,603.40

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Solution

The fourth proportional to 179,175.87, 247,262.75 and 98,603.40 is: 136,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,175.87 : 247,262.75 = 98,603.40 : x
  2. Step 2: Convert to fraction form
    179,175.87/247,262.75 = 98,603.40/x
  3. Step 3: Cross multiply
    179,175.87x = 247,262.75 × 98,603.40
  4. Step 4: Simplify right side
    179,175.87x = 24,380,947,350.33
  5. Step 5: Solve for x
    x = 24,380,947,350.33/179,175.87
  6. Step 6: Final answer
    x = 136,072.72

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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.