Home / 76,725.55-115,104.10-32,352.43

Finding the Fourth Proportional to 76,725.55, 115,104.10 and 32,352.43

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Solution

The fourth proportional to 76,725.55, 115,104.10 and 32,352.43 is: 48,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,725.55 : 115,104.10 = 32,352.43 : x
  2. Step 2: Convert to fraction form
    76,725.55/115,104.10 = 32,352.43/x
  3. Step 3: Cross multiply
    76,725.55x = 115,104.10 × 32,352.43
  4. Step 4: Simplify right side
    76,725.55x = 3,723,897,090.64
  5. Step 5: Solve for x
    x = 3,723,897,090.64/76,725.55
  6. Step 6: Final answer
    x = 48,535.30

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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.