Home / 111,664.02-154,083.42-63,914.52

Finding the Fourth Proportional to 111,664.02, 154,083.42 and 63,914.52

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Solution

The fourth proportional to 111,664.02, 154,083.42 and 63,914.52 is: 88,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,664.02 : 154,083.42 = 63,914.52 : x
  2. Step 2: Convert to fraction form
    111,664.02/154,083.42 = 63,914.52/x
  3. Step 3: Cross multiply
    111,664.02x = 154,083.42 × 63,914.52
  4. Step 4: Simplify right side
    111,664.02x = 9,848,167,829.26
  5. Step 5: Solve for x
    x = 9,848,167,829.26/111,664.02
  6. Step 6: Final answer
    x = 88,194.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.