Home / 179,909.55-248,274.11-99,336.42

Finding the Fourth Proportional to 179,909.55, 248,274.11 and 99,336.42

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Solution

The fourth proportional to 179,909.55, 248,274.11 and 99,336.42 is: 137,083.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,909.55 : 248,274.11 = 99,336.42 : x
  2. Step 2: Convert to fraction form
    179,909.55/248,274.11 = 99,336.42/x
  3. Step 3: Cross multiply
    179,909.55x = 248,274.11 × 99,336.42
  4. Step 4: Simplify right side
    179,909.55x = 24,662,661,514.43
  5. Step 5: Solve for x
    x = 24,662,661,514.43/179,909.55
  6. Step 6: Final answer
    x = 137,083.67

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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.