Home / 115,667.67-173,515.79-56,458.60

Finding the Fourth Proportional to 115,667.67, 173,515.79 and 56,458.60

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Solution

The fourth proportional to 115,667.67, 173,515.79 and 56,458.60 is: 84,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,667.67 : 173,515.79 = 56,458.60 : x
  2. Step 2: Convert to fraction form
    115,667.67/173,515.79 = 56,458.60/x
  3. Step 3: Cross multiply
    115,667.67x = 173,515.79 × 56,458.60
  4. Step 4: Simplify right side
    115,667.67x = 9,796,457,865.21
  5. Step 5: Solve for x
    x = 9,796,457,865.21/115,667.67
  6. Step 6: Final answer
    x = 84,694.87

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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.