Home / 116,172.64-174,269.36-45,093.61

Finding the Fourth Proportional to 116,172.64, 174,269.36 and 45,093.61

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Solution

The fourth proportional to 116,172.64, 174,269.36 and 45,093.61 is: 67,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,172.64 : 174,269.36 = 45,093.61 : x
  2. Step 2: Convert to fraction form
    116,172.64/174,269.36 = 45,093.61/x
  3. Step 3: Cross multiply
    116,172.64x = 174,269.36 × 45,093.61
  4. Step 4: Simplify right side
    116,172.64x = 7,858,434,554.79
  5. Step 5: Solve for x
    x = 7,858,434,554.79/116,172.64
  6. Step 6: Final answer
    x = 67,644.45

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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.