Home / 179,015.80-247,035.16-98,438.52

Finding the Fourth Proportional to 179,015.80, 247,035.16 and 98,438.52

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Solution

The fourth proportional to 179,015.80, 247,035.16 and 98,438.52 is: 135,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,015.80 : 247,035.16 = 98,438.52 : x
  2. Step 2: Convert to fraction form
    179,015.80/247,035.16 = 98,438.52/x
  3. Step 3: Cross multiply
    179,015.80x = 247,035.16 × 98,438.52
  4. Step 4: Simplify right side
    179,015.80x = 24,317,775,538.36
  5. Step 5: Solve for x
    x = 24,317,775,538.36/179,015.80
  6. Step 6: Final answer
    x = 135,841.50

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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.