Home / 203,614.02-305,421.06-63,372.72

Finding the Fourth Proportional to 203,614.02, 305,421.06 and 63,372.72

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Solution

The fourth proportional to 203,614.02, 305,421.06 and 63,372.72 is: 95,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,614.02 : 305,421.06 = 63,372.72 : x
  2. Step 2: Convert to fraction form
    203,614.02/305,421.06 = 63,372.72/x
  3. Step 3: Cross multiply
    203,614.02x = 305,421.06 × 63,372.72
  4. Step 4: Simplify right side
    203,614.02x = 19,355,363,317.48
  5. Step 5: Solve for x
    x = 19,355,363,317.48/203,614.02
  6. Step 6: Final answer
    x = 95,059.09

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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.