Home / 373,102.20-559,653.30-123,784.20

Finding the Fourth Proportional to 373,102.20, 559,653.30 and 123,784.20

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Solution

The fourth proportional to 373,102.20, 559,653.30 and 123,784.20 is: 185,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,102.20 : 559,653.30 = 123,784.20 : x
  2. Step 2: Convert to fraction form
    373,102.20/559,653.30 = 123,784.20/x
  3. Step 3: Cross multiply
    373,102.20x = 559,653.30 × 123,784.20
  4. Step 4: Simplify right side
    373,102.20x = 69,276,236,017.86
  5. Step 5: Solve for x
    x = 69,276,236,017.86/373,102.20
  6. Step 6: Final answer
    x = 185,676.30

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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.