Home / 264,700.20-397,049.55-75,160.81

Finding the Fourth Proportional to 264,700.20, 397,049.55 and 75,160.81

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Solution

The fourth proportional to 264,700.20, 397,049.55 and 75,160.81 is: 112,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,700.20 : 397,049.55 = 75,160.81 : x
  2. Step 2: Convert to fraction form
    264,700.20/397,049.55 = 75,160.81/x
  3. Step 3: Cross multiply
    264,700.20x = 397,049.55 × 75,160.81
  4. Step 4: Simplify right side
    264,700.20x = 29,842,566,002.59
  5. Step 5: Solve for x
    x = 29,842,566,002.59/264,700.20
  6. Step 6: Final answer
    x = 112,741.00

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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.