Home / 34,742.08-52,112.48-8,446.64

Finding the Fourth Proportional to 34,742.08, 52,112.48 and 8,446.64

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Solution

The fourth proportional to 34,742.08, 52,112.48 and 8,446.64 is: 12,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.08 : 52,112.48 = 8,446.64 : x
  2. Step 2: Convert to fraction form
    34,742.08/52,112.48 = 8,446.64/x
  3. Step 3: Cross multiply
    34,742.08x = 52,112.48 × 8,446.64
  4. Step 4: Simplify right side
    34,742.08x = 440,175,358.07
  5. Step 5: Solve for x
    x = 440,175,358.07/34,742.08
  6. Step 6: Final answer
    x = 12,669.80

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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.