Home / 115,507.16-173,265.66-36,619.64

Finding the Fourth Proportional to 115,507.16, 173,265.66 and 36,619.64

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Solution

The fourth proportional to 115,507.16, 173,265.66 and 36,619.64 is: 54,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,507.16 : 173,265.66 = 36,619.64 : x
  2. Step 2: Convert to fraction form
    115,507.16/173,265.66 = 36,619.64/x
  3. Step 3: Cross multiply
    115,507.16x = 173,265.66 × 36,619.64
  4. Step 4: Simplify right side
    115,507.16x = 6,344,926,093.56
  5. Step 5: Solve for x
    x = 6,344,926,093.56/115,507.16
  6. Step 6: Final answer
    x = 54,931.02

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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.