Home / 179,113.85-247,174.37-98,536.55

Finding the Fourth Proportional to 179,113.85, 247,174.37 and 98,536.55

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Solution

The fourth proportional to 179,113.85, 247,174.37 and 98,536.55 is: 135,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,113.85 : 247,174.37 = 98,536.55 : x
  2. Step 2: Convert to fraction form
    179,113.85/247,174.37 = 98,536.55/x
  3. Step 3: Cross multiply
    179,113.85x = 247,174.37 × 98,536.55
  4. Step 4: Simplify right side
    179,113.85x = 24,355,709,668.22
  5. Step 5: Solve for x
    x = 24,355,709,668.22/179,113.85
  6. Step 6: Final answer
    x = 135,978.93

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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.