Home / 102,936.42-154,331.73-39,703.37

Finding the Fourth Proportional to 102,936.42, 154,331.73 and 39,703.37

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Solution

The fourth proportional to 102,936.42, 154,331.73 and 39,703.37 is: 59,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,936.42 : 154,331.73 = 39,703.37 : x
  2. Step 2: Convert to fraction form
    102,936.42/154,331.73 = 39,703.37/x
  3. Step 3: Cross multiply
    102,936.42x = 154,331.73 × 39,703.37
  4. Step 4: Simplify right side
    102,936.42x = 6,127,489,007.27
  5. Step 5: Solve for x
    x = 6,127,489,007.27/102,936.42
  6. Step 6: Final answer
    x = 59,526.93

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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.