Home / 150,729.96-208,009.95-82,753.26

Finding the Fourth Proportional to 150,729.96, 208,009.95 and 82,753.26

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Solution

The fourth proportional to 150,729.96, 208,009.95 and 82,753.26 is: 114,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,729.96 : 208,009.95 = 82,753.26 : x
  2. Step 2: Convert to fraction form
    150,729.96/208,009.95 = 82,753.26/x
  3. Step 3: Cross multiply
    150,729.96x = 208,009.95 × 82,753.26
  4. Step 4: Simplify right side
    150,729.96x = 17,213,501,474.94
  5. Step 5: Solve for x
    x = 17,213,501,474.94/150,729.96
  6. Step 6: Final answer
    x = 114,200.93

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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.