Home / 185,446.16-278,221.12-60,874.64

Finding the Fourth Proportional to 185,446.16, 278,221.12 and 60,874.64

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Solution

The fourth proportional to 185,446.16, 278,221.12 and 60,874.64 is: 91,328.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,446.16 : 278,221.12 = 60,874.64 : x
  2. Step 2: Convert to fraction form
    185,446.16/278,221.12 = 60,874.64/x
  3. Step 3: Cross multiply
    185,446.16x = 278,221.12 × 60,874.64
  4. Step 4: Simplify right side
    185,446.16x = 16,936,610,520.40
  5. Step 5: Solve for x
    x = 16,936,610,520.40/185,446.16
  6. Step 6: Final answer
    x = 91,328.99

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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.