Home / 189,095.28-283,642.92-110,209.20

Finding the Fourth Proportional to 189,095.28, 283,642.92 and 110,209.20

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Solution

The fourth proportional to 189,095.28, 283,642.92 and 110,209.20 is: 165,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,095.28 : 283,642.92 = 110,209.20 : x
  2. Step 2: Convert to fraction form
    189,095.28/283,642.92 = 110,209.20/x
  3. Step 3: Cross multiply
    189,095.28x = 283,642.92 × 110,209.20
  4. Step 4: Simplify right side
    189,095.28x = 31,260,059,298.86
  5. Step 5: Solve for x
    x = 31,260,059,298.86/189,095.28
  6. Step 6: Final answer
    x = 165,313.80

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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.