Home / 310,074.30-465,002.10-110,401.20

Finding the Fourth Proportional to 310,074.30, 465,002.10 and 110,401.20

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Solution

The fourth proportional to 310,074.30, 465,002.10 and 110,401.20 is: 165,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,074.30 : 465,002.10 = 110,401.20 : x
  2. Step 2: Convert to fraction form
    310,074.30/465,002.10 = 110,401.20/x
  3. Step 3: Cross multiply
    310,074.30x = 465,002.10 × 110,401.20
  4. Step 4: Simplify right side
    310,074.30x = 51,336,789,842.52
  5. Step 5: Solve for x
    x = 51,336,789,842.52/310,074.30
  6. Step 6: Final answer
    x = 165,562.87

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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.