Home / 166,863.32-230,303.40-130,492.70

Finding the Fourth Proportional to 166,863.32, 230,303.40 and 130,492.70

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Solution

The fourth proportional to 166,863.32, 230,303.40 and 130,492.70 is: 180,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,863.32 : 230,303.40 = 130,492.70 : x
  2. Step 2: Convert to fraction form
    166,863.32/230,303.40 = 130,492.70/x
  3. Step 3: Cross multiply
    166,863.32x = 230,303.40 × 130,492.70
  4. Step 4: Simplify right side
    166,863.32x = 30,052,912,485.18
  5. Step 5: Solve for x
    x = 30,052,912,485.18/166,863.32
  6. Step 6: Final answer
    x = 180,104.97

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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.