Home / 214,009.20-320,938.08-62,174.70

Finding the Fourth Proportional to 214,009.20, 320,938.08 and 62,174.70

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Solution

The fourth proportional to 214,009.20, 320,938.08 and 62,174.70 is: 93,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,009.20 : 320,938.08 = 62,174.70 : x
  2. Step 2: Convert to fraction form
    214,009.20/320,938.08 = 62,174.70/x
  3. Step 3: Cross multiply
    214,009.20x = 320,938.08 × 62,174.70
  4. Step 4: Simplify right side
    214,009.20x = 19,954,227,237.89
  5. Step 5: Solve for x
    x = 19,954,227,237.89/214,009.20
  6. Step 6: Final answer
    x = 93,240.04

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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.