Home / 150,929.94-208,273.23-82,945.45

Finding the Fourth Proportional to 150,929.94, 208,273.23 and 82,945.45

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Solution

The fourth proportional to 150,929.94, 208,273.23 and 82,945.45 is: 114,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,929.94 : 208,273.23 = 82,945.45 : x
  2. Step 2: Convert to fraction form
    150,929.94/208,273.23 = 82,945.45/x
  3. Step 3: Cross multiply
    150,929.94x = 208,273.23 × 82,945.45
  4. Step 4: Simplify right side
    150,929.94x = 17,275,316,785.30
  5. Step 5: Solve for x
    x = 17,275,316,785.30/150,929.94
  6. Step 6: Final answer
    x = 114,459.18

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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.