Home / 115,520.68-173,287.14-32,421.16

Finding the Fourth Proportional to 115,520.68, 173,287.14 and 32,421.16

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Solution

The fourth proportional to 115,520.68, 173,287.14 and 32,421.16 is: 48,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,520.68 : 173,287.14 = 32,421.16 : x
  2. Step 2: Convert to fraction form
    115,520.68/173,287.14 = 32,421.16/x
  3. Step 3: Cross multiply
    115,520.68x = 173,287.14 × 32,421.16
  4. Step 4: Simplify right side
    115,520.68x = 5,618,170,091.88
  5. Step 5: Solve for x
    x = 5,618,170,091.88/115,520.68
  6. Step 6: Final answer
    x = 48,633.46

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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.