Home / 349,964.20-525,011.10-113,314.60

Finding the Fourth Proportional to 349,964.20, 525,011.10 and 113,314.60

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Solution

The fourth proportional to 349,964.20, 525,011.10 and 113,314.60 is: 169,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,964.20 : 525,011.10 = 113,314.60 : x
  2. Step 2: Convert to fraction form
    349,964.20/525,011.10 = 113,314.60/x
  3. Step 3: Cross multiply
    349,964.20x = 525,011.10 × 113,314.60
  4. Step 4: Simplify right side
    349,964.20x = 59,491,422,792.06
  5. Step 5: Solve for x
    x = 59,491,422,792.06/349,964.20
  6. Step 6: Final answer
    x = 169,992.88

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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.