Home / 62,203.20-85,813.39-39,530.04

Finding the Fourth Proportional to 62,203.20, 85,813.39 and 39,530.04

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Solution

The fourth proportional to 62,203.20, 85,813.39 and 39,530.04 is: 54,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,203.20 : 85,813.39 = 39,530.04 : x
  2. Step 2: Convert to fraction form
    62,203.20/85,813.39 = 39,530.04/x
  3. Step 3: Cross multiply
    62,203.20x = 85,813.39 × 39,530.04
  4. Step 4: Simplify right side
    62,203.20x = 3,392,206,739.24
  5. Step 5: Solve for x
    x = 3,392,206,739.24/62,203.20
  6. Step 6: Final answer
    x = 54,534.28

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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.