Home / 268,186.35-402,631.11-179,835.18

Finding the Fourth Proportional to 268,186.35, 402,631.11 and 179,835.18

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Solution

The fourth proportional to 268,186.35, 402,631.11 and 179,835.18 is: 269,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,186.35 : 402,631.11 = 179,835.18 : x
  2. Step 2: Convert to fraction form
    268,186.35/402,631.11 = 179,835.18/x
  3. Step 3: Cross multiply
    268,186.35x = 402,631.11 × 179,835.18
  4. Step 4: Simplify right side
    268,186.35x = 72,407,238,140.45
  5. Step 5: Solve for x
    x = 72,407,238,140.45/268,186.35
  6. Step 6: Final answer
    x = 269,988.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.