Home / 82,331.28-113,635.80-46,542.06

Finding the Fourth Proportional to 82,331.28, 113,635.80 and 46,542.06

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Solution

The fourth proportional to 82,331.28, 113,635.80 and 46,542.06 is: 64,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,331.28 : 113,635.80 = 46,542.06 : x
  2. Step 2: Convert to fraction form
    82,331.28/113,635.80 = 46,542.06/x
  3. Step 3: Cross multiply
    82,331.28x = 113,635.80 × 46,542.06
  4. Step 4: Simplify right side
    82,331.28x = 5,288,844,221.75
  5. Step 5: Solve for x
    x = 5,288,844,221.75/82,331.28
  6. Step 6: Final answer
    x = 64,238.58

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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.