Home / 185,670.90-278,506.35-173,861.10

Finding the Fourth Proportional to 185,670.90, 278,506.35 and 173,861.10

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Solution

The fourth proportional to 185,670.90, 278,506.35 and 173,861.10 is: 260,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,670.90 : 278,506.35 = 173,861.10 : x
  2. Step 2: Convert to fraction form
    185,670.90/278,506.35 = 173,861.10/x
  3. Step 3: Cross multiply
    185,670.90x = 278,506.35 × 173,861.10
  4. Step 4: Simplify right side
    185,670.90x = 48,421,420,367.99
  5. Step 5: Solve for x
    x = 48,421,420,367.99/185,670.90
  6. Step 6: Final answer
    x = 260,791.65

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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.