Home / 114,858.06-171,918.46-61,416.55

Finding the Fourth Proportional to 114,858.06, 171,918.46 and 61,416.55

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Solution

The fourth proportional to 114,858.06, 171,918.46 and 61,416.55 is: 91,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,858.06 : 171,918.46 = 61,416.55 : x
  2. Step 2: Convert to fraction form
    114,858.06/171,918.46 = 61,416.55/x
  3. Step 3: Cross multiply
    114,858.06x = 171,918.46 × 61,416.55
  4. Step 4: Simplify right side
    114,858.06x = 10,558,638,694.51
  5. Step 5: Solve for x
    x = 10,558,638,694.51/114,858.06
  6. Step 6: Final answer
    x = 91,927.71

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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.