Home / 72,173.26-108,322.20-63,765.62

Finding the Fourth Proportional to 72,173.26, 108,322.20 and 63,765.62

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Solution

The fourth proportional to 72,173.26, 108,322.20 and 63,765.62 is: 95,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,173.26 : 108,322.20 = 63,765.62 : x
  2. Step 2: Convert to fraction form
    72,173.26/108,322.20 = 63,765.62/x
  3. Step 3: Cross multiply
    72,173.26x = 108,322.20 × 63,765.62
  4. Step 4: Simplify right side
    72,173.26x = 6,907,232,107.36
  5. Step 5: Solve for x
    x = 6,907,232,107.36/72,173.26
  6. Step 6: Final answer
    x = 95,703.48

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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.