Home / 115,899.12-173,795.09-52,716.69

Finding the Fourth Proportional to 115,899.12, 173,795.09 and 52,716.69

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Solution

The fourth proportional to 115,899.12, 173,795.09 and 52,716.69 is: 79,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,899.12 : 173,795.09 = 52,716.69 : x
  2. Step 2: Convert to fraction form
    115,899.12/173,795.09 = 52,716.69/x
  3. Step 3: Cross multiply
    115,899.12x = 173,795.09 × 52,716.69
  4. Step 4: Simplify right side
    115,899.12x = 9,161,901,619.47
  5. Step 5: Solve for x
    x = 9,161,901,619.47/115,899.12
  6. Step 6: Final answer
    x = 79,050.66

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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.