Home / 192,072.36-265,059.90-107,187.60

Finding the Fourth Proportional to 192,072.36, 265,059.90 and 107,187.60

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Solution

The fourth proportional to 192,072.36, 265,059.90 and 107,187.60 is: 147,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,072.36 : 265,059.90 = 107,187.60 : x
  2. Step 2: Convert to fraction form
    192,072.36/265,059.90 = 107,187.60/x
  3. Step 3: Cross multiply
    192,072.36x = 265,059.90 × 107,187.60
  4. Step 4: Simplify right side
    192,072.36x = 28,411,134,537.24
  5. Step 5: Solve for x
    x = 28,411,134,537.24/192,072.36
  6. Step 6: Final answer
    x = 147,918.91

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1.5x scale

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.