Home / 316,245.20-474,431.18-116,566.43

Finding the Fourth Proportional to 316,245.20, 474,431.18 and 116,566.43

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Solution

The fourth proportional to 316,245.20, 474,431.18 and 116,566.43 is: 174,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,245.20 : 474,431.18 = 116,566.43 : x
  2. Step 2: Convert to fraction form
    316,245.20/474,431.18 = 116,566.43/x
  3. Step 3: Cross multiply
    316,245.20x = 474,431.18 × 116,566.43
  4. Step 4: Simplify right side
    316,245.20x = 55,302,745,978.30
  5. Step 5: Solve for x
    x = 55,302,745,978.30/316,245.20
  6. Step 6: Final answer
    x = 174,873.00

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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.