Home / 101,123.68-151,567.38-76,083.26

Finding the Fourth Proportional to 101,123.68, 151,567.38 and 76,083.26

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Solution

The fourth proportional to 101,123.68, 151,567.38 and 76,083.26 is: 114,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,123.68 : 151,567.38 = 76,083.26 : x
  2. Step 2: Convert to fraction form
    101,123.68/151,567.38 = 76,083.26/x
  3. Step 3: Cross multiply
    101,123.68x = 151,567.38 × 76,083.26
  4. Step 4: Simplify right side
    101,123.68x = 11,531,740,380.06
  5. Step 5: Solve for x
    x = 11,531,740,380.06/101,123.68
  6. Step 6: Final answer
    x = 114,036.00

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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.