Home / 115,739.68-173,522.16-40,827.04

Finding the Fourth Proportional to 115,739.68, 173,522.16 and 40,827.04

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Solution

The fourth proportional to 115,739.68, 173,522.16 and 40,827.04 is: 61,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,739.68 : 173,522.16 = 40,827.04 : x
  2. Step 2: Convert to fraction form
    115,739.68/173,522.16 = 40,827.04/x
  3. Step 3: Cross multiply
    115,739.68x = 173,522.16 × 40,827.04
  4. Step 4: Simplify right side
    115,739.68x = 7,084,396,167.21
  5. Step 5: Solve for x
    x = 7,084,396,167.21/115,739.68
  6. Step 6: Final answer
    x = 61,209.74

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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.