Home / 45,851.70-63,273.88-25,709.72

Finding the Fourth Proportional to 45,851.70, 63,273.88 and 25,709.72

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Solution

The fourth proportional to 45,851.70, 63,273.88 and 25,709.72 is: 35,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,851.70 : 63,273.88 = 25,709.72 : x
  2. Step 2: Convert to fraction form
    45,851.70/63,273.88 = 25,709.72/x
  3. Step 3: Cross multiply
    45,851.70x = 63,273.88 × 25,709.72
  4. Step 4: Simplify right side
    45,851.70x = 1,626,753,738.11
  5. Step 5: Solve for x
    x = 1,626,753,738.11/45,851.70
  6. Step 6: Final answer
    x = 35,478.59

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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.