Home / 47,919.76-66,129.71-26,410.29

Finding the Fourth Proportional to 47,919.76, 66,129.71 and 26,410.29

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Solution

The fourth proportional to 47,919.76, 66,129.71 and 26,410.29 is: 36,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,919.76 : 66,129.71 = 26,410.29 : x
  2. Step 2: Convert to fraction form
    47,919.76/66,129.71 = 26,410.29/x
  3. Step 3: Cross multiply
    47,919.76x = 66,129.71 × 26,410.29
  4. Step 4: Simplify right side
    47,919.76x = 1,746,504,488.07
  5. Step 5: Solve for x
    x = 1,746,504,488.07/47,919.76
  6. Step 6: Final answer
    x = 36,446.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.