Home / 53,763.21-74,195.73-29,889.54

Finding the Fourth Proportional to 53,763.21, 74,195.73 and 29,889.54

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Solution

The fourth proportional to 53,763.21, 74,195.73 and 29,889.54 is: 41,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,763.21 : 74,195.73 = 29,889.54 : x
  2. Step 2: Convert to fraction form
    53,763.21/74,195.73 = 29,889.54/x
  3. Step 3: Cross multiply
    53,763.21x = 74,195.73 × 29,889.54
  4. Step 4: Simplify right side
    53,763.21x = 2,217,676,239.66
  5. Step 5: Solve for x
    x = 2,217,676,239.66/53,763.21
  6. Step 6: Final answer
    x = 41,248.96

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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.