Home / 253,742.54-380,466.20-95,983.29

Finding the Fourth Proportional to 253,742.54, 380,466.20 and 95,983.29

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Solution

The fourth proportional to 253,742.54, 380,466.20 and 95,983.29 is: 143,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,742.54 : 380,466.20 = 95,983.29 : x
  2. Step 2: Convert to fraction form
    253,742.54/380,466.20 = 95,983.29/x
  3. Step 3: Cross multiply
    253,742.54x = 380,466.20 × 95,983.29
  4. Step 4: Simplify right side
    253,742.54x = 36,518,397,129.88
  5. Step 5: Solve for x
    x = 36,518,397,129.88/253,742.54
  6. Step 6: Final answer
    x = 143,919.10

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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.