Home / 134,764.30-202,146.45-82,276.30

Finding the Fourth Proportional to 134,764.30, 202,146.45 and 82,276.30

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Solution

The fourth proportional to 134,764.30, 202,146.45 and 82,276.30 is: 123,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,764.30 : 202,146.45 = 82,276.30 : x
  2. Step 2: Convert to fraction form
    134,764.30/202,146.45 = 82,276.30/x
  3. Step 3: Cross multiply
    134,764.30x = 202,146.45 × 82,276.30
  4. Step 4: Simplify right side
    134,764.30x = 16,631,861,964.14
  5. Step 5: Solve for x
    x = 16,631,861,964.14/134,764.30
  6. Step 6: Final answer
    x = 123,414.45

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1.5x scale

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.