Home / 93,888.56-140,104.90-83,918

Finding the Fourth Proportional to 93,888.56, 140,104.90 and 83,918

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Solution

The fourth proportional to 93,888.56, 140,104.90 and 83,918 is: 125,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,888.56 : 140,104.90 = 83,918 : x
  2. Step 2: Convert to fraction form
    93,888.56/140,104.90 = 83,918/x
  3. Step 3: Cross multiply
    93,888.56x = 140,104.90 × 83,918
  4. Step 4: Simplify right side
    93,888.56x = 11,757,322,998.20
  5. Step 5: Solve for x
    x = 11,757,322,998.20/93,888.56
  6. Step 6: Final answer
    x = 125,226.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.