Home / 179,764.34-248,074.50-99,191.80

Finding the Fourth Proportional to 179,764.34, 248,074.50 and 99,191.80

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Solution

The fourth proportional to 179,764.34, 248,074.50 and 99,191.80 is: 136,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,764.34 : 248,074.50 = 99,191.80 : x
  2. Step 2: Convert to fraction form
    179,764.34/248,074.50 = 99,191.80/x
  3. Step 3: Cross multiply
    179,764.34x = 248,074.50 × 99,191.80
  4. Step 4: Simplify right side
    179,764.34x = 24,606,956,662.06
  5. Step 5: Solve for x
    x = 24,606,956,662.06/179,764.34
  6. Step 6: Final answer
    x = 136,884.53

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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.