Home / 204,543.12-306,832.19-62,420.37

Finding the Fourth Proportional to 204,543.12, 306,832.19 and 62,420.37

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Solution

The fourth proportional to 204,543.12, 306,832.19 and 62,420.37 is: 93,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,543.12 : 306,832.19 = 62,420.37 : x
  2. Step 2: Convert to fraction form
    204,543.12/306,832.19 = 62,420.37/x
  3. Step 3: Cross multiply
    204,543.12x = 306,832.19 × 62,420.37
  4. Step 4: Simplify right side
    204,543.12x = 19,152,579,090.92
  5. Step 5: Solve for x
    x = 19,152,579,090.92/204,543.12
  6. Step 6: Final answer
    x = 93,635.90

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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.