Home / 82,175.28-123,313.95-52,614.33

Finding the Fourth Proportional to 82,175.28, 123,313.95 and 52,614.33

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Solution

The fourth proportional to 82,175.28, 123,313.95 and 52,614.33 is: 78,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.28 : 123,313.95 = 52,614.33 : x
  2. Step 2: Convert to fraction form
    82,175.28/123,313.95 = 52,614.33/x
  3. Step 3: Cross multiply
    82,175.28x = 123,313.95 × 52,614.33
  4. Step 4: Simplify right side
    82,175.28x = 6,488,080,858.90
  5. Step 5: Solve for x
    x = 6,488,080,858.90/82,175.28
  6. Step 6: Final answer
    x = 78,954.17

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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.