Home / 115,603.12-173,410.68-36,723.52

Finding the Fourth Proportional to 115,603.12, 173,410.68 and 36,723.52

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Solution

The fourth proportional to 115,603.12, 173,410.68 and 36,723.52 is: 55,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,603.12 : 173,410.68 = 36,723.52 : x
  2. Step 2: Convert to fraction form
    115,603.12/173,410.68 = 36,723.52/x
  3. Step 3: Cross multiply
    115,603.12x = 173,410.68 × 36,723.52
  4. Step 4: Simplify right side
    115,603.12x = 6,368,250,575.19
  5. Step 5: Solve for x
    x = 6,368,250,575.19/115,603.12
  6. Step 6: Final answer
    x = 55,087.19

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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.