Home / 53,648.29-74,029.84-29,775.57

Finding the Fourth Proportional to 53,648.29, 74,029.84 and 29,775.57

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Solution

The fourth proportional to 53,648.29, 74,029.84 and 29,775.57 is: 41,087.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,648.29 : 74,029.84 = 29,775.57 : x
  2. Step 2: Convert to fraction form
    53,648.29/74,029.84 = 29,775.57/x
  3. Step 3: Cross multiply
    53,648.29x = 74,029.84 × 29,775.57
  4. Step 4: Simplify right side
    53,648.29x = 2,204,280,683.01
  5. Step 5: Solve for x
    x = 2,204,280,683.01/53,648.29
  6. Step 6: Final answer
    x = 41,087.62

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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.