Home / 185,321.13-255,770.60-117,344.42

Finding the Fourth Proportional to 185,321.13, 255,770.60 and 117,344.42

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Solution

The fourth proportional to 185,321.13, 255,770.60 and 117,344.42 is: 161,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,321.13 : 255,770.60 = 117,344.42 : x
  2. Step 2: Convert to fraction form
    185,321.13/255,770.60 = 117,344.42/x
  3. Step 3: Cross multiply
    185,321.13x = 255,770.60 × 117,344.42
  4. Step 4: Simplify right side
    185,321.13x = 30,013,252,710.05
  5. Step 5: Solve for x
    x = 30,013,252,710.05/185,321.13
  6. Step 6: Final answer
    x = 161,952.67

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1.5x scale

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.